Tuna melt peppers

Name: Tuna melt peppers
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: European, British
Ingredients: Low calorie cooking spray; 200g tin of tuna; 125g long grain rice, cooked; 0.5 red onion, diced; 100g sweetcorn, tin; 1tsp garlic granules; Fresh parsley, handful; 0.5 lemon; 120g spreadable cheese; 80g cheddar cheese, grated; 2 red or orange peppers; 75g mixed salad