Primavera frittata

Ingredients

• 1 large brown onion (200g), chopped finely
• 2 clove garlic, crushed
• 2 medium potatoes (400g), trimmed, chopped coarsely
• 170 gram asparagus, chopped coarsely
• 2 medium zucchini (240g), sliced thinly
• 2 eggs
• 6 egg whites
• 1/3 cup (80ml) skim milk
• 1/3 cup finely chopped fresh herbs (see tips)
• 1/2 cup (60g) frozen peas
• 1 1/2 tablespoon finely grated parmesan cheese
• 1 tablespoon fresh dill sprigs