In a bowl, whisk together flour, eggs, egg substitute, milk and salt until smooth.
Cover and refrigerate for 1 hour.
Heat an 8 inch nonstick skillet coated with nonstick cooking spray; pour about 1/4 cup batter into center of skillet.
Lift and tilt pan to evenly coat bottom.
Cook until top appears dry; turn and cook 15-20 seconds longer.
Remove to a wire rack.
Repeat with remaining batter; add nonstick cooking spray as needed.
When cool, stack crepes with waxed paper in between.
In a skillet, saute the onion, green pepper and mushrooms in oil until tender.
Add zucchini; saute 2-3 minutes longer.
Remove from the heat; stir in tomatoes, 1 cup of cheese, salt, oregano and pepper.
Spoon onto crepes and roll up.
Arrange in a 13 inch x 9 inch x 2 inch baking dish coated with nonstick cooking spray.
Spread spaghetti sauce over crepes.
Cover and bake at 350 degrees for 15-20 minutes.
Sprinkle with remaining cheese and bake, uncovered, 5 minutes longer or until cheese is melted.
PREP TIME 25 Min COOK TIME 20 Min READY IN 45 Min.