INGREDIENTS
1/4 cup
butter
1/4 cup
almonds, toasted and finely chopped
2 cups
1/2-inch-thick sliced rhubarb (fresh or frozen, thawed and drained)*
1 cup
sugar, divided
1 1/2 cups
almond flour
1 tsp
baking powder
1/4 tsp
salt
4
eggs, separated
1/2 tsp
almond extract
1/2 tsp
vanilla