Brownie Trifle

Ingredients (8)

• 1 fudge brownie mix (13x9-inch pan size)
• 1 package (10 ounces) peanut butter chips
• 2 packages (13 ounces each) miniature peanut butter cups
• 4 cups cold 2% milk
• 2 packages (5.1 ounces each) instant vanilla pudding mix
• 1 cup creamy peanut butter
• 4 teaspoons vanilla extract
• 3 cartons (8 ounces each) frozen whipped topping, thawed