Havarti & Fresh Dill Burgers - Chicken Farmers

Ingredients

• 1 lb (0.5 kg) ground chicken
• 1 cup (250 mL) Havarti cheese, grated
• 1 cup (250 mL) Gruyere cheese, grated
• 1/2 cup (125 mL) dill, fresh, finely-chopped
• 1/2 cup (125 mL) red onion(s), chopped
• 1/2 cup (125 mL) green onion(s), chopped
• 1/4 cup (60 mL) capers, finely-chopped
• 1/2 tsp (2.5 mL) salt
• zest of one lemon
• 4 hamburger buns
• 1/2 cup (125 mL) sour cream, for garnish
• 1 tsp (5 mL) Dijon mustard, for garnish
• tomato(es), sliced (for garnish)
• cucumber, sliced (for garnish)