Brazilian Beef Kibbe

Ingredients

• 1 teaspoon dried oregano
• 1/2 cup sour cream
• Pinch of cayenne pepper
• Pinch of freshly ground pepper
• 1 tablespoon Dijon mustard
• 2 teaspoons kosher salt
• 1 pound lean ground beef
• Kosher salt and freshly ground pepper
• 1/4 cup mint leaves (chopped)
• 1/2 yellow onion (finely chopped)
• 2 garlic cloves (finely minced)
• 1/2 cup plain low-fat Greek yogurt
• 1 tablespoon finely chopped red onion
• 2 tablespoons chopped mint leaves
• Few drops of fresh lemon juice
• Few drops of store-bought or homemade hot sauce
• 1 cup medium-ground bulgur
• 1 scallion (white and green parts, finely chopped)
• 1/4 cup extra-virgin olive oil (plus more for drizzling)
• Few drops of hot sauce
• 2 cups canola oil (for frying)