Lightly beat the eggs.

Grate the cheddar cheese.

Combine the eggs, cheese, vegetables, and sausages in a bowl.

Grease a small frying pan and heat it over low heat.

Pour the egg mixture into the hot frying pan.

Cook over low heat until the frittata is set.

Place the frying pan under a hot grill.

Cook under the grill to brown the top.

Remove from the grill and let cool slightly.

Cut the frittata into wedges.

Serve the wedges with a side salad.