Hot Meatball Sandwiches

Yield: 4 Servings
Categories:
26ozSpaghetti sauce; divided
1/2cFresh bread crumbs
1smOnion; finely chopped
1/4cGrated Parmesan or Romano cheese
1Egg
1tsDried parsley flakes
1tsGarlic powder
1lbGround beef
4Italian sandwich rolls
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