Vegetable Omelette

Ingredients

• 4 eggs
• 2 tbsp milk (optional, for fluffiness)
• 1/2 bell pepper (red or yellow), diced
• 1/2 small onion, finely chopped
• 1 small tomato, diced (seeds removed)
• A handful of spinach or parsley, chopped
• 2 tbsp grated cheese (optional)
• Salt and pepper to taste
• 1 tbsp olive oil or butter