Strawberry Rhubarb Deep Dish Cobbler

1 C. Sugar
3 TBS Cornstarch
1/2 tsp salt
1 pint fresh strawberries sliced
2 C fresh rhubarb, diced (or 16 oz frozen pkg)
1 tsp lemon juice
1 tsp margarine
1 can refrigerated biscuits
Cinnamon and extra sugar

Combine all ingredients except the biscuits, cinnamon and extra sugar.  Heat until bubbly.  Pour into a 2-quart casserole and arrange biscuits.  Sprinkle with sugar and extra cinnamon.

Bake at 400 degree F for 15-20 minutes.  Serve warm with ice cream or whipped cream.