Lasagna Sandwiches

1/8 cup sour cream 

1 tablespoon chopped onion 

1/4 teaspoon oregano

4  slices Italian or other white bread 

4 bacon strips, halved and cooked 

4 slices tomato 

2 (wide) slices Mozzarella cheese 

2 tablespoons butter or margarine  

Combine first 3 ingredients;

spread on four slices of bread. Top each with four bacon pieces, two tomato slices, and a slice of cheese. Top with remaining bread.  In a skillet over medium heat, melt 2 tablespoons butter. 

Cook sandwiches on both sides until bread is lightly browned and cheese is melted, adding more butter if necessary.  

Makes 2 servings.