Cheeseburger Cupcakes

Directions

1. 1
   For the cupcakes: Preheat the oven to 400 degrees F. Line one 12-cup standard muffin tin with paper cupcake liners.
2. 2
   Spray the liners with baking spray.
3. 3
   Cut a 2-inch round from each slice of bread and toast in the oven on a baking sheet until lightly browned.
4. 4
   Save the rest for breadcrumbs.
5. 5
   Place a piece of toast in the bottom of each cup and set aside.
6. 6
   Cook the ground beef in a 10-inch skillet over medium heat until browned, stirring occasionally, about 6 minutes.
7. 7
   Stir in 1/2 teaspoon salt and the pepper.
8. 8
   Drain off any fat, if necessary, and place the beef in a medium bowl; set aside.
9. 9
   Wipe out the skillet with a paper towel and cook the bacon over medium heat until crisp, turning once, about 6 minutes.
10. 10
    Remove and drain on paper towels.
11. 11
    Remove all but 1 tablespoon of the bacon fat from the skillet and add the onions.
12. 12
    Cook over medium heat, stirring frequently, until the onions are very soft, about 8 minutes.
13. 13
    Stir in the mustard and relish.
14. 14
    Stir into the bowl with the ground beef.
15. 15
    Divide evenly between the prepared cups.
16. 16
    Place a cheese cube in each cup and push gently down into the meat mixture.
17. 17
    Whisk together the flour, baking powder and remaining 1/4 teaspoon salt in a medium bowl.
18. 18
    Whisk together the milk, sour cream and eggs in a 1-quart glass measuring cup.
19. 19
    Add the milk mixture to the flour mixture and whisk just until blended.
20. 20
    Return to the measuring cup.
21. 21
    Pour over the beef mixture.
22. 22
    Bake until a toothpick inserted into the center of the cupcakes comes out clean, 18 to 20 minutes.
23. 23
    Cool the cupcakes in the tin on a rack for 10 minutes.
24. 24
    For the sauce: Combine the mayonnaise, ketchup and relish.
25. 25
    To assemble: Drizzle the cooled cupcakes with the sauce.
26. 26
    Garnish with the reserved bacon and with lettuce, tomato, onions and pickles.