Make Yorkshire Pudding first and let rest in fridge while stew is cooking.
Beat 2 eggs in bowl.
Mix in 1 cup of milk, sift in 1 cup of flour and 1/2 tsp salt. Beat until smooth.
For the Stew.
Coat steak and kidneys with flour.
Brown several pieces at a time in oil in stock pot; remove. Sauté onion in pan drippings until tender.
Add mushrooms.
Cok for several minutes longer.
Stir in broth, wine, tomato paste and next 5 seasonings and diced carrots. Return meat to the pan.
Cover and cook on a slow simmer,for 2 hours or until tender (don't let stew dry out, add a little water if needed and reduce heat slightly).
Preheat oven to 200°C.
Heat 2 tbs oil in a 6-8 cup casserole. Pour batter into hot casserole dish. Spoon stew over batter to within 1 inch of edge. Bake at 200c for 30 minutes or until puffed and brown.