Crumble meat into a 2-qt. microwave-safe dish; add onion and green pepper. Cover and microwave on high for 5-6 minutes or until meat is no longer pink; drain. Stir in the taco seasoning, tomato sauce, tomato paste, olives, water and chili powder. Cover and cook at 50% power for 10 minutes or until thickened, rotating dish once.
In a bowl, whisk the eggs, sour cream and pepper. Place two tortillas in an 11x7-in. microwave-safe dish. Layer with half of the sour cream mixture and meat sauce; repeat. Top with corn chips and cheese.
Microwave, uncovered, at 50% power for 10-15 minutes or until a thermometer reads 160° and cheese is melted. Let stand for 5 minutes before cutting.