Trudy’s Double Chocolate Crumble Bars
📜 Collection: UK2 | ✍️ Attribution: Trudy | 📂 Category: Desserts A decadent multi-layered bar cookie featuring a rich brownie-like base, a gooey marshmallow center, and a crunchy chocolate-butterscotch topping. These indulgent treats are perfect for gatherings and store beautifully in the refrigerator.
| Prep Time | Cook Time | Inactive / Chill Time | Yield / Servings |
|---|---|---|---|
| 20 mins | 18 mins | 52 mins | 24–36 bars |
🔪 Key Equipment
- 13x9 inch pan
- Large mixing bowl
- Saucepan
- Wire whisk
- Spatula
Ingredients
For the Base
| Measurements | Ingredients | Prep / Notes |
|---|---|---|
| 1 1/2 cups | Butter or Oleo | softened |
| 3/4 cup | Sugar | granulated |
| 2 | Eggs | large |
| 3/4 cup | Flour | all-purpose |
| 1/2 cup | Nuts | chopped |
| 2 tablespoons | Cocoa | unsweetened |
| 1/4 teaspoon | Baking Powder | None |
| 1 pinch | Salt | None |
Middle Layer
| Measurements | Ingredients | Prep / Notes |
|---|---|---|
| 3 cups | Tiny Marshmallows | None |
For the Topping
| Measurements | Ingredients | Prep / Notes |
|---|---|---|
| 1/2 cup | Peanut Butter | None |
| 1/2 cup | Chocolate Chips | None |
| 1/2 cup | Butterscotch Chips | None |
| 1/4 cup | Oleo | margarine or butter |
| 1/2 cup | Rice Krispies Cereal | None |
Instructions
Step 1: Prepare the Base
- Preheat oven to 350°F and grease a 13x9 inch pan.
- In a large bowl, cream the 1 1/2 cups butter or oleo and 3/4 cup sugar. Beat in the 2 eggs.
- Stir in the 3/4 cup flour, 1/2 cup nuts, 1 pinch salt, 2 tablespoons cocoa, and 1/4 teaspoon baking powder until just combined.
- Spread the batter evenly in the pan and bake for 15 minutes.
Step 2: Add Marshmallow Layer
- Remove the pan from the oven and sprinkle the 3 cups tiny marshmallows evenly over the hot base.
- Return to the oven and bake for 3 more minutes until the marshmallows are soft and puffy. Let cool completely.
Step 3: Prepare and Apply Topping
- In a saucepan over low heat, melt the 1/2 cup peanut butter, 1/2 cup chocolate chips, 1/2 cup butterscotch chips, and 1/4 cup oleo until smooth and glossy.
- Remove from heat and stir in the 1/2 cup Rice Krispies cereal.
- Spread the topping over the cooled marshmallow layer and chill until firm before cutting into bars.
💡 Make-Ahead & Storage: These bars must be kept refrigerated to maintain the texture of the topping. They can be stored in an airtight container for up to 5 days.
Original Recipe Scan
