An Onion Rabbit

Directions

1. 1
   Peel the onions and cut them into rings or thin segments.
2. 2
   Cook them slowly in the butter over low to medium heat for fifteen minutes or so, until they are softly sweet and pale gold.
3. 3
   While the onions are softening, grate the cheese.
4. 4
   Stir the flour into the onions with a wooden spoon, letting the mixture cook gently for a few moments, then slowly stir in the beer, followed by the milk.
5. 5
   You should have a thick sauce.
6. 6
   Stir in the mustard and a grinding of black pepper, then introduce the grated cheese.
7. 7
   Preheat the broiler.
8. 8
   Toast the bread lightly on both sides on a baking sheet.
9. 9
   Spoon over the rabbit mixture and leave under the broiler for a few minutes, until the crust is scorched here and there.