Herbed Tuna Slice

Ingredients

• 1 onion, finely chopped
• 1 garlic clove, minced
• 4 slices whole meal bread, crusts removed
• 425 g tuna, drained and flaked (in springwater)
• 125 g corn kernels, rinsed and drained
• 2 eggs, lightly beaten
• 12 cup milk
• 23 cup natural yoghurt
• 1 tablespoon lemon juice
• 12 cup cheddar cheese, grated
• 2 tablespoons chives
• 2 tablespoons parsley (vary herbs to your taste)