Pound steaks ,if necessary, to thin them out. Season with garlic, salt, pepper and mustard to your liking. Place chopped bacon, onions, and pickles down the center of the steaks and roll up. Tie with string.
In large pot brown in vegetable oil, then add beef boullion and cover with water, let simmer for at least 3 hours. Add more water, if necessary, to keep them covered.
Remove rouladen from pot and thicken liquid to make gravy. Season to taste. Return meat to pot and heat through.