Step 1: 1. Toast 2 slices of bread
Step 2: 2. Drain the tuna and mix with 1-2 tblspoons of mayonaise.
Step 3: 3. Mix the crushed garlic clove in.
Step 4: 4. Grate the a layer of cheese on top of the toast.
Step 5: 5. Then layer the cheese with tuna mayonaise.
Step 6: 6. Then layer the tuna mayo with more cheese.
Step 7: 7. Sprinkle over the oregano.
Step 8: 8. Cook for 10-15 minutes on gas mark 6, or until the cheese is melted.
Step 10: TIP. This recipe is delicious if you have a toastie marker, just top it with another slice of bread!