Is Raw Cookie Dough Safe? What FDA and CDC Say About Flour

Raw cookie dough is not safe to eat, and the eggs are only part of the reason: the U.S. Food and Drug Administration (FDA) and the Centers for Disease Control and Prevention (CDC) say flour is itself a raw food that can carry E. coli and Salmonella. Below is what they say about raw dough and batter and what to do instead (FDA page current as of March 2024, CDC page updated November 2025).

1. Flour is a raw agricultural product

Flour looks processed, dry, and shelf-stable, so it is easy to assume it has been treated. FDA's answer is that it usually has not. In its words, flour "may not look like a raw food, but it usually is, just like fresh tomatoes or carrots."

FDA's five key points about flour:

1. Flours most commonly used in home baking and cooking are made directly from raw grains.
2. Processing raw grains into flour does not kill harmful bacteria.
3. Many foods made with flour also contain raw eggs, which may contain harmful bacteria.
4. Cooking is the only way to be sure foods made with flour and raw eggs are safe.
5. Never eat or taste raw flour, dough, or batter.

CDC explains how the contamination happens. Germs such as E. coli and Salmonella can contaminate grain while it is still in the field, or flour while it is being made. Grinding grain and bleaching flour do not kill them. CDC says germs are killed only when flour is baked or cooked.

2. This is not a theoretical risk

The warning comes from real outbreaks. FDA reports that since 2009, several outbreaks of foodborne illness have involved raw flour or flour-containing products such as cake mixes and cookie dough, resulting in 168 known illnesses and 20 hospitalizations. CDC lists outbreak investigations linked to raw flour or cake mix in 2016, 2019, 2021, and 2023, and notes that some of them led to recalls.

That last point matters for your pantry. CDC points out that flour and baking mixes have long shelf lives, so a recalled bag can sit in a cupboard for a long time. It suggests checking FDA's recall list for flour or mixes you have, and throwing away anything recalled. FDA says the same: do not keep recalled flour.

3. What counts as "raw dough"

The rule is broader than chocolate chip cookies. CDC's list of raw dough and batter to avoid tasting or eating includes dough or batter for:

• cookies, brownies, and cakes
• pie crusts and biscuits
• tortillas and pizza
• pancakes
• crafts made with raw flour, such as homemade play dough or holiday ornaments

That craft item surprises many families. Both agencies say not to let children play with or eat dough made from raw flour, and FDA specifically says not to let children use raw dough for crafts or play clay.

4. Hidden places raw flour shows up

Two habits fall under the same warning:

• Milkshakes and blended drinks. FDA and CDC both say not to use products that contain raw flour, like cake mix, to make milkshakes.
• Homemade cookie dough ice cream. Do not stir raw homemade cookie dough into ice cream. CDC notes that cookie dough ice cream sold in stores uses dough that has been treated to kill harmful germs.

5. Can you heat-treat flour at home?

FDA's guidance says: do not try to heat treat flour in your own home. Home treatments may not effectively kill all bacteria and do not make it safe to eat raw.

6. The safer way to get your fix

CDC describes the alternative: some companies sell edible cookie dough and brownie batter made with heat-treated flour and either pasteurized eggs or no eggs. Before you eat it, CDC says to read the label carefully to confirm the product is meant to be eaten without baking or cooking.

That last check is important because store-bought dough comes in two very different kinds. Refrigerated cookie dough meant for baking is still raw. CDC and FDA both say to refrigerate products containing raw dough or eggs according to the package directions until they are baked. FDA adds a reminder to use a refrigerator thermometer to keep the fridge at a safe 40°F.

7. Clean up like it is raw meat

Because flour is a fine powder, CDC and FDA both warn that it spreads easily. Their handling advice:

• Keep raw foods, including flour and eggs, separate from ready-to-eat foods.
• Follow package directions for baking temperatures and times.
• After working with flour, raw dough, or eggs, wash your hands with soap and running water.
• Wash bowls, utensils, baking pans, cutting boards, and countertops with soapy water (FDA says warm, CDC says hot).

8. Key takeaways

• FDA and CDC treat flour as a raw food: grinding and bleaching do not kill E. coli or Salmonella, and only baking or cooking does.
• FDA counts 168 illnesses and 20 hospitalizations from raw flour outbreaks since 2009; CDC lists outbreaks in 2016, 2019, 2021, and 2023.
• Do not taste raw dough or batter of any kind, including tortilla, pizza, and craft dough.
• FDA says home heat-treating of flour is not reliable.
• Buy dough labeled as edible without baking, and check your pantry for recalled flour and mixes.