Combine orange juice and vanilla; set aside.
Slice bananas lengthwise and place cut side up
in four buttered baking dishes.
Combine flour, oatmeal, brown sugar, nutmeg and salt.
Add butter.
Using a pastry blender or two knives,
blend until mixture resembles small peas.
Drizzle bananas with orange juice mixture.
Spoon crumble mixture over fruit.
Bake at 375F for 15-20 minutes.
Serve warm with vanilla ice cream or whipped cream.