First Step: Gather and prepare your ingredients by combining the panko breadcrumbs, seafood seasoning, marjoram, garlic powder, kosher salt, and fresh ground black pepper in a small bowl for the seasoning mix. Pour the buttermilk into a separate small bowl to have it ready for dipping, and wash the mushrooms thoroughly under cold water, trim the stems, and dry them completely to avoid any moisture that could make the coating soggy. For vegan adaptations, swap buttermilk with a non-dairy alternative like almond milk and ensure all seasonings are plant-based.

Second Step: Place the 1 1/2 lbs of trimmed white button mushrooms into a zipper storage bag and add the 1/2 cup all-purpose flour, then shake to coat them evenly, which helps the buttermilk adhere better and promotes a crispier texture. If you’re going gluten-free, use gluten-free flour here to keep the coating intact, allowing for a seamless switch without altering the process. This step takes about 5 minutes and sets the foundation for those golden fried mushrooms.

Third Step: Dip the floured mushrooms one by one into the buttermilk, making sure they’re fully coated, then roll them through the seasoned panko breadcrumb mixture to create an even, crispy layer. Use one hand for the buttermilk and the other for the breadcrumbs to keep things neat, and for low-calorie versions, consider preparing for air-frying by lightly spraying with oil instead of deep-frying. This action ensures the mushrooms get that signature crunch we love in crispy fried mushrooms, with the process taking around 10 minutes for a batch.

Fourth Step: Heat about 1 1/4 inches of vegetable oil in a Dutch oven or heavy pot until it reaches 375 degrees Fahrenheit, using a candy thermometer for accuracy to maintain the ideal frying temperature. For variations, if you’re air-frying, preheat your device to 375 degrees Fahrenheit and cook in small batches to preserve crispiness, adapting for dietary needs by watching oil use in low-calorie options.

Fifth Step: Fry the breaded mushrooms in small batches for about 2-3 minutes each until they’re golden brown, flipping if needed for even cooking, which helps achieve that perfect crispy fried mushrooms texture without overcrowding the pot. Remove them and drain on paper towels or a wire rack to remove excess oil, and for gluten-free or vegan versions, ensure all steps align with your substitutes to maintain quality.

Final Step: Serve the crispy fried mushrooms warm for the best texture and flavor, pairing them with your favorite dipping sauces to enhance the experience. This brings the total cook time to about 20 minutes, making it easy for anyone from baking enthusiasts to party hosts. Remember, these crunchy fried mushrooms can be adjusted for dietary preferences, like using gluten-free breadcrumbs, to keep everyone enjoying the meal.