Calvados Sauce - cooking recipe

Ingredients

1/2 cup calvados (a type of French apple brandy)
2 cups apple cider
1 medium shallot, finely chopped
1/2 cup heavy cream
2 tablespoons butter, in 1/2-inch cubes

Preparation

Put calvados, cider, and shallots in a saucepan.
Bring to a rapid boil and simmer until volume is reduced by half.
Strain out the shallots, return reduced liquid to pan.
Bring to a boil and whisk in cream and butter just prior to serving.