Adding rich Gruyere cheese and sweet caramelized onions to creamy mashed potatoes makes them taste even better. You can eat this dish as a side dish or as the main course. Ingredients: 4 large potatoes, peeled and diced 1 tablespoon olive oil 2 onions, thinly sliced 1 cup grated Gruyere cheese 1/2 cup milk 4 tablespoons butter Salt and pepper to taste Instructions: Boil the diced potatoes in a large pot of salted water until tender, about 15-20 minutes While the potatoes are boiling, heat olive oil in a skillet over medium heat Add the sliced onions and cook until caramelized, about 15 minutes Set aside Drain the boiled potatoes and return them to the pot Mash them using a potato masher or fork Add butter, milk, and half of the grated Gruyere cheese to the mashed potatoes Mix well until the cheese is melted and the ingredients are well combined Season with sa...