Ingredients

• 1.5 pounds button mushrooms
• 1 onion , chopped
• 0.75 cups white vinegar
• 0.33 cups olive oil
• 1.5 tablespoons white sugar
• 1.5 tablespoons salt
• 1 teaspoon chopped garlic
• 0.5 teaspoons monosodium glutamate , such as Ac'cent
• 0.25 teaspoons crushed red pepper flakes
• 0.25 teaspoons ground black pepper
• 0.25 teaspoons dried oregano

Instructions

1. 1 Combine mushrooms, onion, vinegar, oil, sugar, salt, garlic, monosodium glutamate, red pepper flakes, black pepper, and oregano in a large jar (or bowl); mix well. Cover jar (or bowl); marinate in the refrigerator for 3 days.

Nutrition per serving