For the buns: Combine 2 cups of the flour and yeast in a large bowl. Set aside.
Mix the water, oil, sugar and salt together and add to flour mixture. Then add the eggs. With an electric mixer, beat at low speed 1/2 minute. Beat on high for 3 minutes. Stir in 2 more cups of flour. Turn out onto floured surface and knead until smooth and elastic. Place in greased bowl, turning once. Cover and let rise in a warm place one hour. Punch down and divide into 3 portions. Cover, let rest 5 minutes.
Form each portion into 4 balls, flatten with hand. Place on greased baking sheets. Let rise 30 minutes. Brush with egg wash.
Bake at 375° for 10 minutes. Let cook, then slice in half horizontally.
For the filling: Brown turkey and peppers in oil. Stir in both cans of MANWICH. Add salt and pepper to taste. Stir over medium until heated through. Serve with buns.