Big Batch Cinnamon Rolls
["1 (18 1/4 oz.) yellow cake mix (without pudding)", "2 pkg. RapidRise yeast", "6 1/2 c. all-purpose flour, divided", "1 tsp. salt", "2 1/2 c. warm water or 1 1/2% milk", "3 eggs, beaten", "1/3 c. vegetable oil", "1/4 c. butter or margarine, softened", "1/2 c. sugar"]
["Combine", "cake", "mix,", "yeast,", "1", "cup flour and salt in a large bowl.", "Stir", "in", "water,", "eggs", "and oil.", "Beat at medium speed with", "an", "electric", "mixer for 2 minutes.", "Gradually add enough remaining flour to make a soft dough.", "Cover dough and let rise. Divide dough in half.", "Roll each half 15 x 14-inches", "and spread with butter or margarine.", "Mix sugar and cinnamon", "as", "you", "desire and sprinkle over dough.", "Roll up like a jelly roll.", "Slice", "and let", "rise.", "Bake at 375\u00b0 for 18 to 20 minutes.", "Then glaze with powdered sugar, milk and vanilla."]
["yellow cake", "RapidRise yeast", "flour", "salt", "water", "eggs", "vegetable oil", "butter", "sugar"]