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Organic Portabella Mushrooms, 16 oz
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Based on recent checks across 360 Costco warehouses reporting.
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Organic portabella mushrooms are large, meaty mushrooms prized for their rich, earthy flavor and substantial, firm texture. Each 16 oz (454g / 1 lb) package contains fresh, certified organic portabella mushrooms grown without synthetic pesticides or fertilizers, meeting USDA organic standards.
Portabella mushrooms are exceptionally versatile in the kitchen. Their thick caps hold up beautifully to high-heat cooking methods such as grilling, roasting, and sautéing. They are widely used as a satisfying meat substitute in burgers and sandwiches, stuffed with cheese and vegetables for an elegant appetizer, or sliced into stir-fries and pasta dishes. Their umami-rich flavor deepens and concentrates with cooking, making them a favorite among vegetarians and omnivores alike.
Portabella mushrooms are naturally low in calories and fat while offering a good source of B vitamins including niacin, riboflavin, pantothenic acid, and biotin. They are also a notable source of copper, selenium, and potassium. Portabellas contain ergothioneine, a powerful antioxidant compound found abundantly in mushrooms.