In a bowl mix yeast, water, sugar and heavy cream. Then cover the bowl with moisture piece of cloth or kitchen towel and let the yeast to get activated in 10 minutes.
Mix yeast mixture, egg, 5 cups of flour, oil and salt, in another bowl, and mix them with your hand until they combined well.
Transfer the dough from the bowl to your floured counter surface and knead with your hands to form a smooth & elastic ball shape. This kneading may take up to 10 minutes but make sure the dough is smooth enough.
Again cover the dough with moisturized piece of cloth or kitchen towel and let rest the dough 30 minutes. And preheat the oven to 200 C.
Roll the dough into a cylinder shape of total 60 cm length and grab from the center of it and twist together the ends, holding from the loop at the top to make joint.
Pull the ends into a loop to make the fine ring. Repeat the process with the rest of the dough pieces.
Mix grape molasses with 2 tablespoons of water in a plate. And then dip each simit in the molasses and water mix.
After dipping the Simits to the molasses & water mix then dip each Simit into the sesame seeds. Make sure that each simit are fully coated with sesame seeds.
Put cooking paper to the oven tray and place the 6 simits on the tray and bake for 20 minutes at 240 C. Repeat the same process for the rest.
After all baked, let the Simits cool for minimum 5 minutes and then Serve.