In a small bowl, combine melted butter with minced garlic clove, set aside.
In a small bowl, combine sugar, warm water, and yeast. Stir to combine well. Allow it to sit for about 10 minutes to activate.
Place flour on your work surface in a pile and make a well in the center.
Add the yeast water, sour cream, salt, and olive oil into the well.
Using your fingers combine the wet ingredients with the dry ingredients.
Knead the dough until smooth, about 10 minutes.
Coat a bowl with oil and place the ball of dough in the bowl.
Cover bowl and place in a cold oven. Turn on oven light and let the dough rise for about an hour to and hour and a half or until the dough has doubled in size.
Place dough on your work surface.
Using a dough scraper, divide the dough into 8 equal pieces.
Roll each piece of dough into a ball. Using a rolling pin, roll each ball of dough into an 8” circle.
Heat a cast iron skillet over medium high heat and lightly grease the surface with some vegetable oil to avoid the dough from sticking to the skillet.
Place a dough round onto the preheated, oiled skillet. Cook until it puffs and bubbles up, and burnt spots appear. Flip and cook the other side.
Repeat with the remaining pieces of dough.
Brush each cooked Nann with melted garlic butter, sprinkle with sliced green oninos and serve while warm.
Notes
Plain yogurt or buttermilk can be substituted for the sour cream.