Baked Salmon Fillet - cooking recipe

Ingredients

1 salmon fillet
Salt to taste
8-10 medium to large onions, sliced
1 1/2 qts. (approx.) canned or fresh slightly stewed tomatoes
2 Tbsp. (approx.) lemon juice
2 large sprigs rosemary

Preparation

Preheat oven to 350 degrees.