"Rhubarb crunch is similar to a rhubarb crisp, but has a brown sugar oatmeal crumble layer on the bottom as well as the top. ..."
INGREDIENTS
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1 cup all purpose flour
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3/4 cup quick cooking oatmeal
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1 cup brown sugar
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1/2 cup melted butter
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1 teaspoon cinnamon
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4 cups diced rhubarb
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1 cup white sugar
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1 cup water
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2 tablespoons cornstarch
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Vanilla ice cream or whipped cream for serving