Processed Foods List

Baked goods
  White flour
  White rice
  Salt
  Baking powder
  Bread
  Macaroni
  Pasta
  Cakes
  Cake mixes
  Pies
  Pie crust mixes
  Cookies

Processed fruits
  Canned fruit
  Frozen fruit
  Fruit sauces
  Jellies
  Jams
  Pie fillings
  Fruit juice

Processed vegetables
  Canned vegetables
  Frozen vegetables
  French fries

Convenience foods
  Pizza
  Precooked foods
  Frozen dinners
  Breakfast cereal
  Granola
  Energy bars

Processed meat
  Canned meat
  Cured meat
  Ham
  Lunch meat
  Sausage
  Bacon
  Gelatins
  Fresh meat with additives

Processed Dairy Foods
  Cheese
  Cheese food
  Milk (homogenized, pasteurized, skim, low-fat, etc.) 

Processed fats and oils
  Refined oils
  Cooking spray
  Margarine
  Salad dressing
  BBQ sauce
  Mustard
  Ketchup
  Mayonnaise
  Peanut butter

Drinks
  Soft drinks
  Fruit drinks
  Instant breakfast drinks

Confections
  White sugar
  Brown sugar
  Corn syrup
  Rice syrup
  Honey (unless raw)
  Syrups
  Candies
  Soft candies
  Pudding
  Dessert mixes
  Ice cream
  Frozen desserts
  Whipped cream
  Chocolate
  Marshmallows
  Shredded coconut
  Sugar substitutes

List originally found here.