For the batter:2 cups of flour2 and 3/4 cups of water1/2 cup of margarinePeel from 1 lemon Coarse salt (to taste)For the filling:1 kg of shrimp1 liter of water1 chopped onion1/2 cup of margarine1/2 cup of flour1 tablespoon of tomato pasteChopped parsley (to taste)1 cup of milkHalf lemonPepper (to taste)Salt (to taste)Nutmeg (to taste)3 eggsBreadcrumbs (to taste)Flour for sprinklingFrying oil