Baked Southwestern Egg Rolls

Name: Baked Southwestern Egg Rolls
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Cuisine: Southern
Ingredients: 2 cups frozen corn, thawed; 1 can (15 OUNCES) black beans, rinsed and drained; 1 package (10 ounces) frozen chopped spinach, thawed and squeezed dried; 1½ cup shredded Mexican cheese blend; 1 can (4 ounces) chopped green chilies, drained; 4 green onions, chopped; ¼ cup chopped cilantro; 1 teaspoon ground cumin; ½ teaspoon chili powder; 1 teaspoon salt; ½ teaspoon pepper; ¼ teaspoon cayenne red pepper; 1 package (21) egg roll wrappers; **1 egg beaten for sealing egg roll (can substitute water); Guacamole (optional)