Kentang Tumbuk Fondue Crockpot

Bahan-bahan (8 porsi)

• 3 pounds potatoes, peeled and quartered
• 2 cups apple cider or white wine
• 2 cloves garlic, grated
• 2 teaspoons salt
• 6 tablespoons salted butter
• 1 cup heavy cream
• 1 1/2 cups shredded gruyere cheese
• 1 1/2 cups shredded raclette cheese
• 2 tablespoons fresh thyme or chopped sage leaves
• black pepper