3 cheesy ham squares Recipes

butter or 1/4 cup margarine, onion, finely chopped, green bell pepper, seeded and chopped, shredded cheddar cheese, divided, sliced mushrooms, well drained, cooked cubed ham, eggs, beaten (or use extra-large eggs), baking powder (yes! baking powder ), half-and-half cream, ground black pepper (or to taste), seasoning salt or 1/2 tsp white salt, tabasco sauce (optional and to taste) or 1 dash hot sauce (optional and to taste)

russet potatoes, peeled and cubed, butter, melted, chopped fresh parsley, salt and pepper, swiss cheese, cubed cooked ham (or more ), onion, grated, garlic powder, eggs, half-and-half or 1/2 cup whole milk