Essential amino acids are critical for building protein. For more information, see the Wikipedia page on them.
100g of Stuffed with a Garlic, Chive & Cream Cheese Mixture Topped with Asiago & Parmesan Cheeses, Garlic & Cheese Stuffed Mushroom Caps contains 5.9g of protein, which is about the same as 1 egg, 0.2 chicken breasts, or 0.4 cups (114g) of black beans.
Profile of Carbohydrates in Item
Fraction of Carbs by Type
* Other includes oligosaccharides and other polysaccharides.