Estonian Kringle - Braided Cinnamon & Sugar Bread

Ingredients are as follows:

3/4 C warm milk

2 Tbsp. butter, melted

1 Tbsp. sugar

1 egg yolk 
1 envelope dry yeast  (1/4 ounce or approximately 2 1/4 teaspoons)

2 1/2 C flour

1/4 tsp. salt

filling: 

6-7 Tbsp. softened butter

cinnamon

sugar

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