Smoked Paprika and Grilled Vegetable Burgers

Ingredients

• • 1/2 cup (125 ml) sour cream
  • 4 Kaiser rolls
  • 1 large zucchini, cut into 1/4-inch (1/2-cm) slices
  • 4 large 1/2-inch (1-cm) thick eggplant slices
  • Salt and pepper 

  • 2 tablespoons (30 ml) olive oil
  • 4 teaspoons (20 ml) Dijon mustard
  • 1 egg 

  • 1 tablespoon (15 ml) chili powder
  • 1 tablespoon (15 ml) smoked paprika (see note)
  • 1 lb (454 g) ground beef or lamb
  • 2 tablespoons (30 ml) chopped fresh cilantro
  • 1/2 cup (125 ml) store-bought Baba Ghanoush (see note)