Food & Cooking Recipes Dessert & Treats Recipes Cookie Recipes Puffed-Rice Bars with Peanut Butter and Chocolate 3.9 (121) 3 Reviews By Martha Stewart Editors Martha Stewart Editors Facebook Instagram Twitter Website An article attributed to "Martha Stewart Editors" indicates when several writers and editors have contributed to an article over the years. These collaborations allow us to provide you with the most accurate, up-to-date, and comprehensive information available.The Martha Stewart team aims to teach and inspire readers daily with tested-until-perfected recipes, creative DIY projects, and elevated home and entertaining ideas. They are experts in their fields who research, create, and test the best ways to help readers design the life they want. The joy is in the doing. Editorial Guidelines Updated on May 16, 2017 Print Rate It Share Share Tweet Pin Email Yield: 16 cookies Transform out-of-the-box rice cereal into peanut-packed cookie bars spread with melted chocolate. Ingredients 3 tablespoons unsalted butter, plus more for baking dish 4 cups miniature marshmallows ⅓ cup creamy peanut butter, preferably natural ½ teaspoon coarse salt 6 cups puffed-rice cereal Nonstick cooking spray or vegetable oil, for pressing 1 package (12 ounces) semisweet chocolate chips, melted ¼ cup chopped, roasted salted peanuts Directions Butter an 8-inch square baking dish. In a large pot, combine marshmallows, peanut butter, butter, and salt. Cook over medium, stirring, until melted, about 4 minutes. Add cereal and stir to combine. With a wooden spoon greased with cooking spray or oil, press half the cereal mixture into dish. Spread half the melted chocolate on top. Repeat with remaining cereal mixture and chocolate; sprinkle with peanuts. Rate it Print