Oatmeal-Rhubarb Bars

==Ingredients==
* 1 cup all-purpose flour
* ¾ cup oatmeal, uncooked
* 1 cup brown sugar, packed
* ½ cup unsalted butter, melted
* 1 cup sugar
* 2 teaspoons cornstarch
* 1 cup water
* 1 teaspoon vanilla extract
* 4 cups rhubarb 
==Directions==
# Mix flour, oatmeal, brown sugar and butter until crumbly.
# Press ½ into greased 9" pan.
# Add rhubarb, cut in ½" pieces.
# Combine sugar, cornstarch, water and vanilla; cook till thick and clear.
# Pour sauce over rhubarb.
# Top with other half crumb mixture.
# Bake at 350°F for 45 minutes.
Category:Bar and square Recipes