Combine 1/3 cup brown sugar, 3/4 cup flour, 1 to 2 teaspoons cinnamon and 6 tbs butter in a bowl. Cut the butter into pats, and mix together sugar, flower and butter with a fork or even better, a cook's favorite tools, clean hands.
Place in baking dish that is not too deep. There is no need to oil dish- apples will make plenty of juice. Sprinkle crumb topping evenly over apples and bake at 375 degrees for 25 to 30 minutes or until apples are tender and juice is bubbly.
Yummy goodness in just a few minute! - Delicious served with ice cream while still warm or if you live alone - keep a fork handy and take a bite when you walk by!