Scalloped Potatoes with Colby Jack Cheese From: Sweet_Nancy ​ 1 quart Heavy Cream 1 Tbsp Kosher Salt 1 tsp Black Pepper 1 tsp Salted Butter 5 lbs. Yukon Gold Butter Potatoes, peeled, thinly slicked and mandolin, using 1/8 in. blade ​ Casserole dish - 9x19-inch ​ Preheat oven to 350 degree. Heat cream in a pot on medium to warm; season with salt and pepper. Remove cream from heat; let cool slightly. ​ Grease casserole dish with butter. Add cream and potatoes to large mixing bowl; fold in cheese. Transfer to casserole dish, place on baking sheet. ​ Bake 1 hour 30-45 mins. Pressing top down with spatula every half hour until potatoes are tender when pierced with a fork. ​ ​