Tom’s Tuna Tasties

Ingredients

For the tuna filling

• 1/3 cup mayonnaise
• 1 tsp Worcestershire sauce
• 1/2 tsp prepared mustard
• 1/8 tsp salt
• 1 dash Tabasco sauce
• 1 can (6 1/2 oz) tuna, drained
• 1 cup shredded cheddar cheese
• 2 Tbsp crumbled blue cheese
• 1 jar (2 1/2 oz) sliced mushrooms
• 1 Tbsp finely chopped onion

For the sandwiches

• 10 slices whole-wheat bread
• 1 large egg, beaten
• 1/4 cup milk
• 1 Tbsp grated Parmesan cheese
• Butter, as needed for the griddle

Method