Homemade Dog Cookies With Sardines & Cornmeal

Zack Keithy, our author, is a certified veterinarian technician (UC Blue Ash) for over 6 years (contact him here). The articles written here are based on his expertise and experience, combined with a review by our expert vet reviewers including Dr M. Tarantino. Learn more about us here.

Sick of not knowing what’s actually in those treats you buy for your dog? It’s tough, right, worrying about weird ingredients or fake flavors messing with their stomach.

A lot of store-bought treats just don’t have much nutrition, and you can’t help but wonder if you’re doing right by your pup.

Good news: there’s an easy, healthy homemade dog cookies recipe that’ll have your dog excited and give you some peace of mind.

Recipe Overview

• Purpose: Delicious, nutritious, and easy-to-digest cookies for all dogs.
• Benefits: Packed with Omega-3s for coat health, protein for muscles, and fiber for digestion.
• Prep time: 15 minutes.
• Cook time: 30 minutes.
• Serving size: Approximately 2-3 dozen cookies (depending on cookie cutter size).

Ingredients List

• 1 (3.75 oz) can sardines in water, undrained: $1.50 (Rich in Omega-3 fatty acids, protein).
• 1 cup cornmeal: $0.75 (Good source of complex carbohydrates and fiber).
• 1/2 cup whole wheat flour: $0.25 (Provides additional fiber and nutrients). Substitution: If your dog has a wheat allergy, use oat flour or rice flour instead.
• 1 egg: $0.30 (Binder, adds protein and essential vitamins).
• 1/4 cup unsweetened applesauce: $0.20 (Adds moisture, natural sweetness, and fiber). Substitution: If you don’t have applesauce, use pumpkin puree (ensure it’s plain, not pie filling).
• 1 tablespoon olive oil: $0.15 (Healthy fats, improves skin and coat).

Total Estimated Cost: $3.15

Step-by-Step Instructions

• Preheat your oven to 350°F (175°C). Line a baking sheet with parchment paper.
• In a medium bowl, mash the entire can of sardines (including the water) with a fork until smooth. The liquid contains valuable nutrients.
• Add the cornmeal, whole wheat flour, egg, unsweetened applesauce, and olive oil to the bowl.
• Mix everything together thoroughly until a thick dough forms. It should be firm enough to roll.
• Lightly flour your work surface with a little extra cornmeal or whole wheat flour. Roll out the dough to about 1/4 inch thickness.
• Use a cookie cutter to cut out desired shapes. You can also just cut them into small squares with a knife.
• Place the cookies on the prepared baking sheet, leaving a little space between each one.
• Bake for 25-30 minutes, or until the cookies are firm and lightly golden brown. Baking time may vary depending on the size and thickness of your cookies.
• Let them cool completely on a wire rack before serving to your dog.

Feeding Guidelines

• Small dogs (under 20 lbs): 1-2 cookies per day.
• Medium dogs (20-50 lbs): 2-3 cookies per day.
• Large dogs (over 50 lbs): 3-4 cookies per day.
• Puppies and highly active dogs might need a bit more. Pregnant or nursing dogs also have higher caloric needs, so a few extra cookies can be fine.
• If your dog is less active or prone to weight gain, stick to the lower end of the recommendation.
• These cookies are treats, not a complete meal. Always offer them in moderation alongside a balanced diet.
• Talk to your veterinarian for personalized advice, especially if your dog has specific health conditions or dietary needs.

Nutritional Benefits of the Recipe

• Sardines: An excellent source of Omega-3 fatty acids (EPA and DHA), which support brain health, reduce inflammation, promote a shiny coat, and healthy skin. They also provide high-quality protein and essential vitamins like D and B12.
• Cornmeal: Provides complex carbohydrates for sustained energy and dietary fiber which aids in healthy digestion and bowel regularity.
• Whole Wheat Flour: Adds additional fiber, B vitamins, and some trace minerals, contributing to overall gut health.
• Egg: A complete protein source, offering all essential amino acids for muscle maintenance and repair. It also contains vitamins A, D, E, and B vitamins.
• Unsweetened Applesauce: A natural source of fiber and antioxidants, which supports digestive health.
• Olive Oil: Rich in monounsaturated fats, which are heart-healthy and good for skin and coat condition.

Storage and Serving Tips

• Store these homemade dog cookies in an airtight container in the refrigerator for up to 7 days.
• For longer storage, you can freeze them for up to 3 months. Place them in a single layer on a baking sheet to freeze, then transfer to a freezer-safe bag or container once solid.
• To reheat from frozen, you can simply thaw them in the refrigerator overnight or warm them slightly in the microwave for a few seconds.
• Serve them at room temperature or slightly warm. Some dogs enjoy them mixed with their regular kibble for an extra flavor boost.

Common Questions & Troubleshooting

Can I use fresh sardines instead of canned?

Yes, you can. If using fresh, make sure they are deboned and thoroughly cooked before mashing and adding to the recipe. You’ll also need to add a little water to mimic the liquid from the can.

My dog has a sensitive stomach, are these safe?

For most dogs, yes. Sardines are generally well-tolerated and cornmeal is a gentle carbohydrate. However, every dog is different. Introduce new treats slowly and watch for any signs of upset. If your dog is prone to allergies, try the flour substitutions mentioned.

Can I add other ingredients to these cookies?

You can, but stick to dog-safe options in moderation. Small amounts of shredded carrots, spinach, or parsley could be added for extra nutrients. Always avoid onions, garlic, grapes, raisins, and xylitol.

How can I make them crunchy?

For crunchier cookies, bake them for a bit longer at a slightly lower temperature (e.g., 325°F/160°C for 35-40 minutes) until they are very dry and firm. This also helps with shelf life if stored properly.

Wrapping Up

Making these sardine and cornmeal cookies is a simple way to treat your dog to something healthy and delicious. You’ll love knowing exactly what they’re eating, and they’ll love the taste.

Feeling inspired? Pin this recipe to your Homemade Dog Food board for easy access and follow us for more pet-friendly tips!