Msemen Recipe (Moroccan Layered Flatbread)

Ingredients

• 3 1/2 cups white flour, plain or bread
• 1/2 cup fine semolina or durum flour, for the dough
• 2 teaspoons sugar
• 2 teaspoons salt
• 1/4 teaspoon dry yeast, less in very warm weather
• 1 1/2 cups warm water, not hot, plus more if needed
• 1/2 cup vegetable oil, for spreading and folding
• 1/4 cup fine semolina, for folding, plus more if needed
• Very soft unsalted butter, for folding