Double Chocolate M&M Cookies

Ingredients

• 1 cup all purpose flour
• 1/2 cup unsweetened cocoa powder
• 1/2 teaspoon baking soda
• 1/2 teaspoon salt
• 4 ounces milk chocolate or semisweet, coarsely chopped
• 1/2 cup butter cut into eight pieces
• 3/4 cup m &M’s
• 1 1/2 cups sugar
• 2 large eggs
• 1 teaspoon vanilla