Form sausage meat into 6 patties.
Simmer in frying pan with the 2 tbs water,keep covered.
Remove the cover,alow both sides to brown.
Put patties in casserole dish or 8x8x2 cakepan.
Brown the onions in the sausage fat.
Then put onions over sausage.
Pour tomato soup and water,combined,ontop.
In a bowl,blend the biscuit mix and milk,creating a softened dough.
Roll to fit the baking dish,and put on layered sausage,onion,soup.
Lightly brush the dough with milk.
Bake 20 minutes.