Smoked Gouda Mashed Potatoes. 5 large red potatoes 1.5 Tbsp. butter 1/4 cup milk 1/2 tsp. ground black pepper 1 cup smoked gouda cheese, shredded 2 Tbsp. half-and-half After cooking potatoes w/above ingredients use the flat side of a spoon or spatula to smooth potatoes out into a level layer. Pour the half-and-half on top of the smoothed-out potatoes until it thinly coats the entire surface of the mashed potatoes. Bake at 375 for 20-25 minutes .