Panko Mushroom Burgers on Pretzel Buns - Ends + Stems with Chef Alison

Ingredients

• 1 ⁄ 2 teaspoon Paprika
• 1 teaspoon Kosher Salt
• 1 ⁄ 2 teaspoon Garlic Powder
• 1 ⁄ 2 teaspoon Dried Thyme
• 1 1 ⁄ 4 pounds Portobello Mushroom (usually about 3-5 mushrooms)
• 1 Egg
• 1 cup Panko Breadcrumbs
• 1 teaspoon Extra Virgin Olive Oil
• 1 Tablespoon Unsalted Butter
• 8 ounces Provolone Cheese (4 slices)
• 1 Slicer Tomato
• 1 ⁄ 2 Red Onion
• 2 teaspoons Mayonnaise
• 1 teaspoon Sriracha (or to taste)
• 4 Pretzel Buns (or your favorite burger buns)
• 1 cup Green Leaf Lettuce
• 1 English Cucumber
• 1 teaspoon Balsamic Vinegar