Van Leeuwen-Style Chocolate Chunk Brownie Bars

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Dense, fudgy brownie bars loaded with large chocolate chunks, echoing the indulgent flavors of a Fort Worth favorite. This american-inspired desserts ready in about 55 minutes layers (2 sticks) unsalted butter, semisweet chocolate chips, granulated sugar into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 280 calories and feeds 16, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 20 min Cook: 35 min Serves 16 American cuisine 280 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 350°F. Line a 9x9-inch baking pan with parchment paper, leaving overhang for easy removal.
  2. Step 2: In a heatproof bowl set over a pot of simmering water, melt 1 cup unsalted butter with 8 oz semisweet chocolate chips, stirring frequently until smooth. Remove from heat and let cool slightly.
  3. Step 3: Whisk in 1 1/4 cups granulated sugar and 1/4 cup packed brown sugar into the chocolate mixture until combined.
  4. Step 4: Add 3 large eggs one at a time, whisking well after each addition. Stir in 2 tsp vanilla extract.
  5. Step 5: Sift together 1 cup all-purpose flour, 1/2 cup unsweetened cocoa powder, and 1/2 tsp salt. Gently fold the dry ingredients into the wet ingredients until just combined.
  6. Step 6: Fold in 1 cup large chocolate chunks evenly throughout the batter.
  7. Step 7: Spread batter into prepared pan, smoothing the top. Bake for 30-35 minutes until a toothpick inserted near the center comes out with moist crumbs but no wet batter.
  8. Step 8: Cool completely in pan on a wire rack before slicing into bars.

Equipment for this recipe

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Frequently asked questions

How long does Van Leeuwen-Style Chocolate Chunk Brownie Bars take to make?

Total time is about 55 minutes (20 min prep + 35 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Van Leeuwen-Style Chocolate Chunk Brownie Bars?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Van Leeuwen-Style Chocolate Chunk Brownie Bars?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Van Leeuwen-Style Chocolate Chunk Brownie Bars for a different number of people?

The recipe is written for 16 servings. Multiply each ingredient by (your serving target / 16). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Van Leeuwen-Style Chocolate Chunk Brownie Bars?

American desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.