If you love cookies that are thick, chewy, and loaded with rich chocolate, these Dark Chocolate Chunk Oatmeal Cookies | Sally’s Baking Addiction style are about to become your new go-to treat. They combine hearty oats with big chunks of dark chocolate for the perfect balance of texture and flavor.

These cookies are cozy, satisfying, and perfect for everything from lunchbox treats to late-night cravings. The oats give them a hearty bite, while the dark chocolate makes every bite feel indulgent.
Why You’ll Love These Dark Chocolate Chunk Oatmeal Cookies
These Dark Chocolate Chunk Oatmeal Cookies are a bakery-style classic you can make at home.
- Thick and chewy texture with crispy edges
- Rich dark chocolate chunks in every bite
- Hearty oats for extra texture and flavor
- Simple pantry ingredients
- Perfect for freezing and make-ahead baking

Ingredients
For the Cookies:
- 1 cup unsalted butter (softened)
- 1 cup brown sugar (packed)
- ½ cup granulated sugar
- 2 large eggs
- 2 teaspoons vanilla extract
- 1 ½ cups all-purpose flour
- 1 teaspoon baking soda
- 1 teaspoon cinnamon (optional but recommended)
- ½ teaspoon salt
- 3 cups old-fashioned oats
- 1 ½ cups dark chocolate chunks

Ingredient Notes
The key to perfect Dark Chocolate Chunk Oatmeal Cookies | Sally’s Baking Addiction style is using old-fashioned rolled oats—not quick oats—for that signature chewy texture.
Dark chocolate chunks melt into pools of rich chocolate throughout the cookies, creating pockets of indulgence in every bite.

Step-by-Step Instructions
1. Cream Butter and Sugars
Beat butter, brown sugar, and granulated sugar until fluffy and light.
2. Add Wet Ingredients
Mix in eggs and vanilla extract until smooth.
3. Combine Dry Ingredients
Whisk flour, baking soda, salt, and cinnamon in a separate bowl.
4. Mix Everything Together
Gradually add dry ingredients, then fold in oats and chocolate chunks.
5. Bake
Scoop dough onto baking sheet and bake at 350°F for 10–12 minutes.
6. Cool
Let cookies cool on baking sheet for chewy texture.

Tips for Perfect Results
To make the best Dark Chocolate Chunk Oatmeal Cookies, follow these tips:
- Chill dough for thicker cookies
- Don’t overbake for chewy centers
- Use high-quality dark chocolate for best flavor
- Let cookies rest after baking for perfect texture
Variations
You can easily customize these cookies:
- Add walnuts or pecans for crunch
- Use milk chocolate instead of dark chocolate
- Add raisins or dried cranberries
- Sprinkle sea salt on top before baking

What to Serve With Them
These cookies pair perfectly with:
- Cold milk
- Hot coffee or espresso
- Vanilla ice cream
- Hot chocolate
They’re perfect for cozy evenings or snack time.
Storage & Reheating
Store your Dark Chocolate Chunk Oatmeal Cookies properly:
- Room temperature: up to 5 days
- Refrigerator: up to 7 days
- Freezer: up to 3 months
To reheat:
- Microwave for 10–15 seconds for melty chocolate

Common Mistakes to Avoid
- Overmixing dough (makes cookies tough)
- Overbaking (removes chewiness)
- Using quick oats (changes texture)
- Not measuring oats correctly
FAQs
1. Can I use quick oats instead of rolled oats?
You can, but texture will be softer and less chewy.
2. Can I freeze cookie dough?
Yes, scoop dough and freeze before baking.
3. Why are my cookies flat?
Butter may have been too warm or dough not chilled.
4. Can I use chocolate chips instead of chunks?
Yes, but chunks give richer pools of chocolate.
Final Thoughts
These Dark Chocolate Chunk Oatmeal Cookies | Sally’s Baking Addiction style are thick, chewy, and loaded with rich chocolate flavor. They’re simple to make but taste like they came straight from a bakery.

Whether for gifting, snacking, or dessert cravings, this recipe is one you’ll come back to again and again.