Mexican-Style Chocolate Chili Brownies

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Dense chocolate brownies with a subtle kick of chili pepper and cinnamon, blending sweet and spicy in every bite. This mexican-inspired desserts ready in about 40 minutes layers unsalted butter, semi-sweet 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 320 calories and feeds 9, 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: 15 min Cook: 25 min Serves 9 Mexican cuisine 320 cal/serving
Plan a meal with the AI → Shop this recipe on Instacart → Shop equipment ↓

Ingredients

Instructions

  1. Step 1: Preheat oven to 350°F. In a microwave-safe bowl, melt 1/2 cup unsalted butter with 6 oz semi-sweet chocolate chips in 30-second bursts, stirring until smooth and glossy.
  2. Step 2: In a large bowl, whisk 1 cup granulated sugar with 2 large eggs and 1 tsp vanilla extract until light and fluffy, about 2 minutes.
  3. Step 3: Slowly pour the melted chocolate mixture into the egg mixture, stirring continuously until fully incorporated.
  4. Step 4: Sift together 3/4 cup all-purpose flour, 1/4 cup unsweetened cocoa powder, 1 tsp ground cinnamon, 1/2 tsp chili powder, and 1/4 tsp salt.
  5. Step 5: Gently fold the dry ingredients into the wet ingredients until no streaks remain but do not overmix.
  6. Step 6: Pour the batter into a greased 8x8-inch baking pan and smooth the top.
  7. Step 7: Bake for 22-25 minutes until the edges are set but the center remains slightly gooey.
  8. Step 8: Cool completely before slicing into squares to allow flavors to meld.

Equipment for this recipe

Top-rated tools to make this recipe successfully.

More Bakeware & baking tools → Shop all kitchen tools →

Frequently asked questions

How long does Mexican-Style Chocolate Chili Brownies take to make?

Total time is about 40 minutes (15 min prep + 25 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 Mexican-Style Chocolate Chili Brownies?

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 Mexican-Style Chocolate Chili Brownies?

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 Mexican-Style Chocolate Chili Brownies for a different number of people?

The recipe is written for 9 servings. Multiply each ingredient by (your serving target / 9). 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 Mexican-Style Chocolate Chili Brownies?

Mexican 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.