Portuguese Shrimp & Potato Gratin Recipe

This Portuguese shrimp and potato gratin recipe (receita de batatas gratinadas com camarão) makes a delicious and practical meal.

1 lb of shrimp
4 potatoes
1 tablespoon of mustard
Parsley (to taste)
Salt (to taste)
Pepper (to taste)
Lemon juice (to taste)
Bechamel sauce:
1 cup of milk
1 and 1/2 tablespoons of butter
1 and 1/2 tablespoons of flour
Salt (to taste)
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Peel the shrimp , clean them and season with salt, pepper lemon juice and put aside.
Cook the potatoes with the peel in salted water, then peel them and allow them to cool and cut them in slices and set aside.
Prepare the béchamel the usual way; melt the butter, add the flour, season with a little salt, then add the hot milk, stirring until creamy.
Grease a baking dish and alternate the potato slices with the shrimp overlapping them lightly, brush with mustard and drizzle with the béchamel sauce, bake in a preheated oven at 180C or 350F for about 20 minutes or until golden brown.
Sprinkle with chopped parsley and serve hot.