Burger Paprika Manis

Bahan-bahan (4 porsi)

• Burgers:
• 2 red bell peppers
• 1 tablespoon butter
• 1/2 cup onion (finely chopped)
• 3 cloves large garlic (finely minced)
• 1/8 cup white vermouth or dry white wine
• 1 1/2 pounds ground beef (I think 80/20 works best)
• Salt and pepper
• 2 tablespoons sweet paprika
• 1 teaspoon dried marjoram
• 1 teaspoon chili powder
• 1 teaspoon ground allspice
• 1 tablespoon olive oil
• 8 slices gruyere cheese
• Sauce:
• 1 cup greek yogurt
• 1/3 cup ketchup
• 3 tablespoons pepperoncini brine (the juice in the pepperoncini jar)
• 2 teaspoons hot sauce
• soft hamburger rolls (lightly toasted or buttered and grilled)