Hearts of Palm Au Gratin

 Au gratin with gruyere cheese

Ingredients (to 4 people):

1 28 oz can of Hearts of Palm Slices
Tomato sauce as required
50 grams of grated gruyère cheese
25 grams of grated parmesan cheese
2 tablespoons of cream

Drain the Hearts of Palm. Mix the tomato sauce with the cream and warm them in a low heat for 5 minutes. Put the Hearts of Palm in an oven pan, covering them with the sauce, then sprinkle the two types of cheese. Take the pan to the oven for a few minutes.