Peanut Butter Monster Cookies

Ingredients

• 1 and 2/3 cups old-fashioned rolled oats
• 3/4 cup (dark brown sugar, packed
• 1/4 cup of mini chocolate chips
• 1/4 cup of peanut butter
• 1/4 cup granulated sugar
• 1/2 teaspoon baking soda
• 1 cup all-purpose flour
• 1 large egg
• 2 teaspoons vanilla extract
• 1/4 teaspoon salt
• 1 cup M&Ms
• 1/2 cup unsalted butter, softened to room temperature