Beef with zucchini

1 (750 g) jar pasta sauce (make sure it's a nice thick one, or make your own) 2 teaspoons olive oil 3 garlic cloves 1 onion 2 medium zucchini , grated 2[...]

2 teaspoon cornstarch 1/4 teaspoon grnd ginger 1/16 teaspoon crushed dry beef pepper flakes or possibly to taste 3/4 c. low-sodium beef flavored bouillon 2[...]