Almond Breakfast Cake

Unsalted butter for greasing 

6 Tbs. all-purpose flour 

1/3 cup firmly packed light brown sugar 

1/4 tsp. ground cinnamon 

2 Tbs. unsalted butter, melted 

1 cup sliced almonds 

2 cups all-purpose flour 

1 1/2 tsp. baking powder 

1/4 tsp. salt 

8 Tbs. (1 stick) unsalted butter, at room temperature 

1/4 lb. almond paste, at room temperature 

1 cup granulated sugar 

2 eggs 

1 tsp. vanilla extract  

1/2 tsp. almond extract 

3/4 cup milk