In a pan heat oil over medium heat.
Sautè onion, add garlic and baby marrow, cook for 5 minutes.
Place onion and baby marrow into a sieve and press out any liquid.
Place into a large bowl.
Place remaining ingredients except the steamed vegetables and oil into a food processor and process until rough.
Stir the vegetables into the processed mixture, then add to the baby marrow mixture.
Refrigerate the mixture for 2 hours.
Roll the mixture into sausage shapes to fit into hotdog rolls.
Chill for a few minutes in the refrigerator.
In a frying pan heat oil.
Fry sausages gently (ensuring they do not break up) until golden brown.
Serve in hotdog rolls and top with grated cheese if you wish.
OPTIONAL: Shape into smaller sausages to fit into cocktail rolls.
Great for picnics and family outings!