Jump to Recipe Print RecipeAt my last family gathering, someone casually mentioned missing their favorite childhood treat, and just like that, the air filled with delicious nostalgia. Enter Butter Tart Squares—an easy, make-ahead dessert that brings the beloved flavors of Canadian butter tarts right into bar form. With a luscious, gooey filling that captures the essence of caramel and vanilla nestled atop a perfectly crumbly shortbread crust, these squares are the ultimate crowd-pleaser. They’re not just simple to whip up; you can also customize them to your heart’s content with optional nuts or raisins. Imagine presenting a tray of these heavenly squares at your next get-together. Don’t you just want to indulge in a sweet slice of comfort? Why are Butter Tart Squares so irresistible? Decadent, gooey filling: Each bite is a delightful mix of caramel and vanilla that melts in your mouth. Perfectly crumbly crust: The buttery shortbread base creates a satisfying crunch that complements the filling beautifully. Endless customization: Whether you prefer it plain or packed with nuts and raisins, you can tailor these squares to suit your taste. Time-saving treat: With just a few steps, you can prepare these squares ahead of time, making them an ideal dessert for busy schedules. Crowd-pleaser: Sharing these squares at gatherings will have everyone asking for the recipe, just like I experienced at my last family event! You might also enjoy pairing them with a cup of coffee alongside something richer, like Chocolate Peanut Butter or the comforting flavors of Honey Butter Chicken. Butter Tart Squares Ingredients For the Crust • Unsalted Butter – Provides a tender and crumbly texture; be sure it’s softened for easy mixing. • All-purpose Flour – Acts as the sturdy base; ensures the crust holds its shape beautifully. • Salt – Enhances the overall flavor; just a pinch balances the sweetness perfectly. For the Filling • Unsalted Butter – Melted to create that rich, gooey consistency we love in butter tart squares. • Brown Sugar – Adds a delightful caramel-like flavor; choose light for subtle sweetness, dark for a richer taste. • Large Eggs – Essential for setting the filling to achieve that perfect gooeyness. • Vanilla Extract – Infuses depth and enhances the sweetness; don’t skip this for that extra flavor! • Baking Powder – Adds a touch of leavening; contributes to the filling’s delightful texture. Optional Add-ins • Pecans or Walnuts – Introduces a delightful crunch; feel free to omit for a simpler treat. • Raisins – Adds sweetness and texture; use them if you love a bit of chewiness in your bars. These Butter Tart Squares ingredients are simple to gather and promise a luscious dessert experience that everyone will adore! Step‑by‑Step Instructions for Butter Tart Squares Step 1: Prepare the Crust Preheat your oven to 350°F (175°C) and line an 8×8-inch baking pan with parchment paper for easy removal. In a mixing bowl, combine softened unsalted butter, all-purpose flour, and a pinch of salt. Use your hands to mix until the mixture resembles coarse crumbs. Then, firmly press this mixture evenly into the bottom of the prepared pan and bake for 12–15 minutes until it’s lightly golden around the edges. Step 2: Mix the Filling While the crust is baking, melt unsalted butter in a small saucepan or microwave until smooth. In a separate bowl, whisk together the melted butter and brown sugar until well combined and glossy. Add in the large eggs, vanilla extract, baking powder, and a pinch of salt, mixing until everything is nicely incorporated. If you’re using optional add-ins like nuts or raisins, gently fold them into the filling at this point. Step 3: Assemble and Bake Once the crust is done baking, carefully pour the luscious filling over the hot crust, using a spatula to spread it out evenly. Return the pan to the oven and bake for 20–25 minutes. The filling should be set around the edges but still have a slight jiggle in the center when you gently shake the pan. This is key for that gooey texture in the Butter Tart Squares! Step 4: Cool and Slice After baking, remove the pan from the oven and let it cool at room temperature. For the best slicing results, allow the squares to cool completely in the pan for about an hour. If you prefer cleaner cuts, pop the whole pan into the refrigerator for an additional 30 minutes. Once cooled, lift the parchment paper to remove the squares from the pan, slice into squares, and serve! What to Serve with Butter Tart Squares? Indulge in the perfect pairing to elevate your dessert experience with these delightful squares. Fresh Berries: Bright, juicy berries cut through the richness, offering a refreshing contrast that enhances every bite. Whipped Cream: A dollop of light, airy whipped cream adds a sumptuous, creamy texture that complements the gooey filling beautifully. Serve these squares atop berries and drizzle with cream for a colorful presentation. This simple addition not only looks stunning but elevates the taste to new heights! Vanilla Ice Cream: The velvety, cold ice cream brings a delightful creaminess that melts seamlessly into the warm, gooey squares. Coffee or Tea: A warm cup of coffee or aromatic tea enhances the buttery flavors and offers a cozy pairing perfect for gatherings. Imagine sharing these delightful squares with friends over a steaming cup of coffee, creating memories filled with laughter and sweetness. Chocolate Sauce: Drizzle warm chocolate sauce to amplify the dessert experience with an extra layer of decadence paired with the gooey squares. Caramel Sauce: A touch of caramel sauce adds richness and an irresistible sweetness that perfectly complements the tart flavors. With these pairings, every slice of Butter Tart Squares will be a heavenly treat that everyone will remember and love! How to Store and Freeze Butter Tart Squares Fridge: Store leftover Butter Tart Squares in an airtight container for up to 5 days, keeping them fresh and delicious. Freezer: For longer storage, freeze the squares for up to 2 months. Wrap them individually in plastic wrap, then place them in a freezer-safe container. Thawing: To enjoy, simply thaw the frozen squares overnight in the fridge before serving, allowing their gooey filling to return to perfection. Reheating: If you prefer them warm, pop the squares in the microwave for 15-20 seconds for a cozy treat! Butter Tart Squares Variations Feel free to let your creativity shine and adapt these squares to suit your taste buds! Nutty Delight: Swap out the pecans or walnuts for chopped almonds to add a sweet crunch that complements the gooey filling beautifully. Dried Fruit Twist: Instead of raisins, try using dried cherries or cranberries for a tangy contrast that elevates the flavor profile. Choco-Lover: Fold in some mini chocolate chips for a delightful, gooey chocolate surprise that will have everyone reaching for seconds! Maple Syrup: For a richer flavor, replace half of the brown sugar with pure maple syrup; this adds a delightful Canadian twist. Spiced Up: Add a pinch of cinnamon or nutmeg to the filling for a warm, aromatic touch that enhances the overall sweetness. Gluten-Free: Use a gluten-free all-purpose flour blend to make these indulgent squares suitable for gluten-sensitive guests. Syrup Drizzle: Top the cooled squares with a drizzle of caramel or maple syrup for an extra layer of sweetness and a stunning presentation. Savory Kick: For a unique flavor twist, add a small pinch of sea salt over the filling before baking—it enhances the sweetness and provides a delicious contrast. These variations not only elevate the dish but also allow you to cater to diverse tastes. And if you’re curious about other scrumptious ideas, you might also love the comforting flavors of Honey Butter Chicken or enjoy indulgent treats like Chocolate Peanut Butter to round out your dessert spread. Make Ahead Options These Butter Tart Squares are an excellent choice for meal prep, saving you time and effort during busy weeknights or special gatherings! You can prepare the crust and filling separately up to 24 hours in advance. To do this, bake the crust as directed and let it cool completely, then cover and refrigerate. Prepare the filling but store it in an airtight container until you’re ready to assemble. When you’re ready to enjoy your dessert, simply pour the chilled filling onto the crust and bake as instructed. This way, you maintain the bars’ gooey texture while allowing for freshness that tastes just as delicious! Expert Tips for Perfect Butter Tart Squares Softened Butter: Ensure your butter is truly softened to room temperature; this guarantees a crumbly crust that isn’t tough. Accurate Baking Time: Watch them closely when baking; overbaking can lead to a dry texture instead of the desired gooeyness in your Butter Tart Squares. Sharp Knife: Use a sharp knife for slicing; clean it between cuts to maintain neat, professional-looking squares. Cool Completely: Allow the squares to cool completely in the pan, or chill them in the fridge for cleaner slices before cutting. Customize Carefully: When adding nuts or raisins, don’t overload; a small amount enhances texture while still allowing the filling to shine. Butter Tart Squares Recipe FAQs How do I choose the best ingredients for my Butter Tart Squares? Absolutely! For the best flavor, use fresh unsalted butter, as it impacts both the crust and the filling. When selecting brown sugar, opt for dark brown sugar if you’re looking for a more intense caramel flavor, while light brown gives a milder sweetness. Ensure your eggs are also fresh—look for those with no cracks or dark spots. How should I store my Butter Tart Squares? To keep your Butter Tart Squares fresh, store them in an airtight container in the fridge for up to 5 days. If you have leftovers after a gathering (which isn’t often, let’s be honest!), simply place them in the fridge. The cool temperature helps maintain their delicious gooeyness! Can I freeze Butter Tart Squares? Yes, you can absolutely freeze these scrumptious squares! Wrap each piece individually in plastic wrap, then place them in a freezer-safe container. They can last up to 2 months. When you’re ready to enjoy them, just thaw overnight in the fridge. For a warm treat, pop them in the microwave for 15-20 seconds before serving! What should I do if my Butter Tart Squares are too runny after baking? If your squares come out too runny, it’s likely they needed a bit more baking time. Make sure you’re baking until the edges are set yet there’s still a slight jiggle in the center—this ensures gooeyness without being undercooked. If they still seem too soft, allow them to cool completely in the pan; they often firm up as they cool. Are there any dietary considerations I should know about for Butter Tart Squares? Very! If you’re making these squares for guests, it’s essential to consider potential allergies. The main ingredients include butter, eggs, and nuts (if you choose to add them), so be sure to check with anyone you’re serving. For gluten-free options, you can swap all-purpose flour with a good gluten-free blend, adjusting the amount as needed for the right consistency. Can I add other ingredients to my Butter Tart Squares? The more the merrier! You can customize these squares by adding different nuts like almonds or varied dried fruits instead of raisins. Just remember not to overload with add-ins—keeping it balanced ensures you retain the delicious gooey filling that everyone loves. Decadent Butter Tart Squares: Easy, Gooey, and Irresistible No ratings yet Butter Tart Squares are an easy, make-ahead dessert bringing the beloved flavors of Canadian butter tarts right into bar form. Print Recipe Pin Recipe Prep Time 15 minutes minsCook Time 40 minutes minsCooling Time 1 hour hrTotal Time 1 hour hr 55 minutes mins Servings: 16 squaresCourse: DessertCuisine: CanadianCalories: 200 Ingredients Equipment Method Nutrition Notes Ingredients 1x2x3x? For the Crust1 cup Unsalted Butter softened2 cups All-purpose Flour1 teaspoon Salt just a pinchFor the Filling1/2 cup Unsalted Butter melted1 cup Brown Sugar light or dark2 large Large Eggs1 teaspoon Vanilla Extract1 teaspoon Baking PowderOptional Add-ins1/2 cup Pecans or Walnuts optional1/2 cup Raisins optional Equipment 8x8 inch baking panMixing BowlSpatulaParchment Paper Method Step‑by‑Step InstructionsPreheat your oven to 350°F (175°C) and line an 8x8-inch baking pan with parchment paper for easy removal. In a mixing bowl, combine softened unsalted butter, all-purpose flour, and a pinch of salt. Use your hands to mix until the mixture resembles coarse crumbs. Then, firmly press this mixture evenly into the bottom of the prepared pan and bake for 12–15 minutes until it’s lightly golden around the edges.While the crust is baking, melt unsalted butter in a small saucepan or microwave until smooth. In a separate bowl, whisk together the melted butter and brown sugar until well combined and glossy. Add in the large eggs, vanilla extract, baking powder, and a pinch of salt, mixing until everything is nicely incorporated. If you’re using optional add-ins like nuts or raisins, gently fold them into the filling at this point.Once the crust is done baking, carefully pour the luscious filling over the hot crust, using a spatula to spread it out evenly. Return the pan to the oven and bake for 20–25 minutes. The filling should be set around the edges but still have a slight jiggle in the center when you gently shake the pan.After baking, remove the pan from the oven and let it cool at room temperature. For the best slicing results, allow the squares to cool completely in the pan for about an hour. If you prefer cleaner cuts, pop the whole pan into the refrigerator for an additional 30 minutes. Nutrition Serving: 1squareCalories: 200kcalCarbohydrates: 30gProtein: 2gFat: 10gSaturated Fat: 5gPolyunsaturated Fat: 1gMonounsaturated Fat: 3gCholesterol: 50mgSodium: 200mgPotassium: 50mgSugar: 15gVitamin A: 200IUCalcium: 20mgIron: 1mg NotesStore leftovers in an airtight container for up to 5 days. For longer storage, freeze for up to 2 months. Thaw overnight in the fridge before serving. Tried this recipe?Let us know how it was!