Step 1

Preheat oven to 400°F.

Step 2

Cream together the butter, shortening, 1-1/2 cups sugar, the eggs, and vanilla. Blend in the flour, vinegar, and baking soda. Shape dough by rounded spoonful's into balls.

Step 3

Mix the 3 tablespoons sugar and the cinnamon in a small bowl. Rolls balls of dough in cinnamon-sugar mixture. Place 2 inches apart on ungreased baking sheets.

Step 4

Bake exactly 8 minutes. Remove from the oven and let cool on baking sheets for about 2-3 minutes. Transfer to a cooling rack to cool completely.