Step 1

Bring to boil a large quantity of salted water in a pot. Add in the plantain and cook for 5-10 minutes. Drain and set aside.

Step 2

In a pan, heat up the oil. Add in the onion and garlic. Cook 2 minutes, until translucent.

Step 3

Add in the mushrooms, allspice, thyme and salt. Cook until golden.

Step 4

In a pot, melt the butter and stir in the flour. Turn heat to low.

Step 5

Whisk in the milk (both). Keep stirring to avoid lumps.

Step 6

Once it thickens, add in the nutmeg and mushrooms.

Step 7

Salt to taste.

Step 8

In a large bowl, slice the plantain. Roughly mash the plantain with a fork.

Step 9

Add in the béchamel.

Step 10

Heat up the oven 200°.

Step 11

Grease the baking pan.

Step 12

Pour half of the batter, cover in cheese.

Step 13

Pour the rest of the batter and spread the remaining cheese over the pan.

Step 14

Bake 20 minutes, until golden.