Sauce:

1 Tbsp mayonnaise
1 Tbsp ketchup
1 Tbsp yellow mustard
1 tsp pickle juice

Other Ingredients:

1 Tbsp unsalted butter, softened
Hamburger buns
1 Tbsp olive oil
12 oz bologna, sliced
8 oz provolone cheese, sliced
Iceberg lettuce
1 tomato, sliced