Easy and Quick Chocolate Peanut Butter Cake
Ingredients:
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cooking spray
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1 (16.5 ounce) package devil's food cake mix
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1 cup water
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1 cup peanut butter
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1 cup chopped peanuts
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3 eggs
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⅓ cup vegetable oil
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1 (14 ounce) can sweetened condensed milk
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8 peanut butter cups (such as Reese's®), chopped
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1 (8 ounce) container frozen whipped topping, thawed