Preheat oven to 425°F. Use ungreased baking sheet.
Combine flour, salt, garlic powder, pepper, and cheese.
Add water to mix. Stir until forms soft dough.
Turn dough onto floured surface and knead about 10 minutes.
Place in greased bowl. Cover with damp cloth and rest at room temperature for 2 hours.
Divide dough into four portions. Roll each piece into very thin rounds 12 inches in diameter.
Transfer to baking sheet and brush lightly with beaten egg. Sprinkle sesame seeds on dough.
Bake 10 to 15 minutes until crisp.
Notes
This recipe comes from a fantastic cookbook prepared by the Friends of the Grist Mill in 2003 based on some of the most popular recipes in the Tea Room.