Best Three Onion Casserole Recipes

THREE ONION POTATO CASSEROLE

Steps:

• Mix all ingredients together, except the fried onions. Put into deep casserole. Top with onions. Bake in a preheated 350 degree oven for 1 hour until golden on top. Can be made ahead a couple of days. Do not bake until ready to use. Can also be frozen.
• ADDENDUM TO THREE ONION POTATO CASSEROLE: To make hash-brown potatoes from scratch:
• Rinse potatoes. Peel potatoes and shred. Soak in water for at least a 1/2 hour to remove starch. Saute drained potatoes in butter or oil until cooked to the 3/4 point Set aside.
• Resume with regular recipe preparation.

THREE ONION CASSEROLE

Steps:

• Preheat oven to 350°F
• Butter an 8 cup baking dish with 1 tablespoon of butter.
• Make a layer in the baking dish, using a third each of the yellow onions, red onions and leeks.
• Sprinkle the layer sparingly with salt and pepper and top with the Havarti.
• Make another layer of the onions and leeks. Add a little more pepper.
• Top this layer with the Boursin.
• Layer the remaining onions and leeks and top with the Gruyere.
• Dot the top with the remaining 2
• tablespoons butter.
• Pour the wine over all.
• Bake for 1 hour.
• Cover the top with aluminum foil,
• if it gets too brown.
• Serve immediately.

THREE ONION CASSEROLE

Steps:

• preheat oven to 350 butter 8-cup baking dish w/ 1 tbsp butter make a layer in baking dish, using a third each of the yellow onions, red onions endless. Sprinkle the layer lightly with salt and pepper. Top with Havarti an make one more layer of onions, leeks, seeing each with salt and pepper. Top this layer with Boursin. Layer remaining onions and leeks and top with Gruyere. Dot the opt with remaining 2 tablespoons butter. Poor wine over all. Bake for 1 hour. Cover the top with aluminum foil if it gets too brown. Serve immediately.