2/3 c. vinegar
1/2 c. oil
2 cloves garlic
1 tsp. sugar
1 1/2 tsp. salt & pepper
Oregano
2 tbsp. water
1 med. Bermuda onion (rings)
1 qt. mushrooms, sliced

Mix ingredients, place in covered container in refrigerator. Let stand in refrigerator for 24 to 48 hours, mixing occasionally.