4 Tablespoons butter
1 small onion chopped
3 Tablespoons flour
2 cups milk
1/2 teaspoon salt
1/4 teaspoon white pepper
1/4 cup shredded Cheddar
1/4/cup grated Parmesan
8 slices trimmed toast
Slices of cooked chicken or turkey breast
Crisp-fried bacon, crumbled
Mushroom slices, Sautéed or tomato slices
Sauté onion in butter until transparent
add flour and combine milk, salt and pepper, mix until smooth.
Cook on medium heat until sauce thickens, stirring occasionally.
Add cheese and continue heating until they blend.
Remove from heat
Put one slice of toast in each of four oven-proof individual serving dishes.
Top each piece of toast with slices of chicken or turkey.
Cut remaining toast slices diagonally and place on sides of sandwiches.
Ladle cheese sauce over sandwiches.
Place sandwiches under broiler until sauce begins to bubble.
Garnish with crumbled bacon and sautéed mushrooms slices or tomato slices
serve immediately