3 pounds Brussel sprouts, trim ends and outer leaves
3 Tsp balsamic vinegar
3 granny smith apples
1 cup sliced almonds
1 tbsp kosher salt
1 tsp ground pepper
1/4 cup canola oil
2 small red onions, thinly sliced
1/3 cup raisins or currants (or cranberries)
1/2 tsp red pepper flakes
4 oz (1 stick) unslted butter, cut into small pieces
1. With one rack at center and one in upper-middle, heat oven to 350 degrees. With a paring knife, cut an X into the base of each sprout. Put them in a large bowl
2. Add the vinegar apples, almonds, salt, pepper, oil, onions, raisins and pepper flakes. Toss together, transfer to a gratin or baking dish and dot top with half of the butter. Bake on the lower rack for 30 minutes. Add remaining pats of butter and bake 30 minutes more. Turn to broil setting.
3. Move baking dish to upper rack or broiler. Brown the top layer, about 2 minutes, taking care not to burn.

