Supreme Broccoli Salad

6 cups fresh broccoli florets
1 cup raisins
1/2 cup bacon, cooked and crumbled
1/3 cup red onion, chopped
1/4 cup brown sugar
2 tablespoons cider vinegar
1 cup mayonnaise
1/4 cup sunflower seeds, roasted

Combine all of the ingredients and toss to mix well. Refrigerate before serving.