In a saucepan, melt butter over low heat, then remove from heat.
Stir in yogurt and milk, ensuring the mixture stays between 85-90°F.
In a large mixing bowl, combine the butter-yogurt-milk mixture with yeast and stir to hydrate
Add flour, sugar, baking soda, and salt to the wet ingredients.
Mix with a sturdy spoon until you can no longer stir, then switch to a wet hand and knead the dough in the bowl until it forms a cohesive mass (about 3 minutes).
Shape the dough into a ball, cover, and let rest for 15 minutes.