Portobello Mushroom Cheeseburgers | RICARDO

Ingredients

• 8 small portobello mushrooms
• 1/4 cup (60 ml) olive oil
• 1/2 cup (50 g) orange cheddar cheese, grated
• 1/2 cup (50 g) havarti cheese, grated
• 1 egg yolk
• 2 tsp unbleached all-purpose flour
• 1/2 cup (75 g) unbleached all-purpose flour
• 2 eggs
• 2 tbsp (30 ml) milk
• 1 1/4 cups (100 g) panko breadcrumbs
• Vegetable oil, for frying
• 1/2 cup (125 ml) mayonnaise
• 1 tbsp (15 ml) ketchup
• 2 tsp (10 ml) prepared yellow mustard
• 1 tsp (5 ml) dill pickle juice
• 4 hamburger buns, toasted
• 1 large tomato, sliced
• 4 Boston lettuce leaves