Oct 16, If you love all things cheesy, you'll love this simple cheese fondue recipe. No one will believe that you just mixed it up and let the crockpot do. Because I LOVE fondue! | See more ideas about Casserole recipes, Crock pot recipes and Healthy slow cooker. Simmer wine in fondue pot. Add Swiss cheese, Gruyere cheese, 1/4 pound at a time. Stir after each addition of cheese until melted. Stir in flour. When all the.