In a large mixing bowl, combine cream cheese, crab meat, garlic, soy sauce, sugar, sesame oil, black pepper, garlic powder, cayenne (if using), and green onions.
Mix well until smooth but with visible crab texture.
Taste and adjust seasoning if needed, then set aside.
Lay out wonton wrappers on a dry surface.
Keep a small bowl of beaten egg nearby for sealing.
Place 1 teaspoon of filling in the center of each wrapper.
Lightly brush the edges with beaten egg.
Fold the wonton into your preferred shape
Heat 2-3 cups of vegetable oil in a deep skillet or pot to 350°F (175°C).
Fry 3-4 wontons at a time for 2-3 minutes, flipping occasionally until golden brown.
Remove with a slotted spoon and drain on a paper towel-lined plate.
Repeat until all wontons are fried.
Serve hot with your favorite dipping sauce.
Arrange on a plate and enjoy these crispy, creamy Crab Rangoon wontons!