Step #2 Mix flour, garlic powder & Italian seasoning in a bowl; dust veal with the mixture; reserve the left over flour mixture.
Step #3 In a large hot frying pan heat 1/2 the butter & 1/2 the oil cook the veal 4 to 5 mins until golden brown, turning once.
Step #4 Remove from pan & keep warm.
Step #5 Add remaining butter & oil to skillet & cook mushrooms for 5 mins stirring all the time; add onions & cook for 3 more mins; add garlic cook 1 more min; till golden brown; add Marsala wine simmer 1 min.
Step #6 Sprinkle top the rest of the flour mixture over the mushrooms & onions stir in the well.
Step #7 Add beef stock, bring to boil & let simmer 2 to 3 mins.
Step #8 Return meat & any accumulated juices to the pan.