Fried Egg and Sausage Breakfast Sandwich

Ингредиенты

• ¼ cup (60 ml) mayonnaise
• 1 tbsp (15 ml) Dijon mustard
• 1 tbsp (15 ml) whole-grain mustard
• 4 Toulouse sausages, meat only
• 6 cups (140 g) baby spinach
• 4 slices raclette cheese
• 4 brioche hamburger buns
• 1 tbsp butter
• 4 eggs
• 4 leaves curly lettuce
• 2 tbsp sour gherkins, chopped
• 2 tbsp dill, finely chopped
• ½ shallot, chopped