Stuck without a needed ingredient? Here's a list of common substitutions. Your results may be a little different than usual, especially in baking.

Mayonnaise: 1 tsp Dijon mustard + 1 cup plain yogurt, salt and pepper

Sour cream: Plain or vanilla yogurt + 1 tsp baking soda added to dry ingredients

Cream cheese: Put plain yogurt in a coffee-filter-lined strainer, over a large bowl. Cover and refrigerate 24 hours. Save the whey for baking

Soup base: 2 Tb flour + 1 cup plain yogurt

1 Tbsp. baking powder: 1/3 tsp. baking soda + 1/2 tsp. Cream of tartar

1 Cup cake flour: 1 cup less 2 Tb. all-purpose flour

1 Tbsp. flour for thickening: 1 1/2 tsp. cornstarch or arrowroot

1 1/2 tsp arrowroot: 1 Tb. Flour + 1 1/2 tsp. cornstarch

1 Cup self-rising flour: 1 cup all-purpose flour plus 1 1/2 tsp. baking powder and 1/2 tsp. salt

Whole eggs: two egg whites for each whole egg + 1 Tb. vegetable oil

1 Cup sour cream: 1/3 cup melted butter + 3/4 cup buttermilk

1 Cup buttermilk: 1 cup milk mixed with 1 Tb. white vinegar; let stand 10 minutes. Or 1 cup yogurt.

1 Oz. baking chocolate: 3 Tb. cocoa + 1 Tb. Shortening or butter

1 Cup dry bread crumbs: 3/4 cup fine cracker crumbs

1 tsp. lemon juice: 1/2 tsp. White vinegar

1 Clove garlic: 1/8 tsp. Garlic powder

1 Tbsp. fresh herbs: 1 tsp. Dried herbs

1 tsp. Allspice: 1/2 tsp cinnamon and 1/2 tsp ground cloves

1 Cup honey: 1 1/4 cup sugar + 1/4 cup water

1 Cup light corn syrup: 1 1/4 cup light brown sugar and 1/3 cup water

1 Cup dark corn syrup: 3/4 cup Light Corn Syrup plus 1/4 cup Molasses OR 1 cup Light Corn Syrup plus 1 Tb. brown sugar