- Preheat oven to 375 degrees.
- In a large bowl, mix together the brown sugar, granulated sugar, margarine, oil, egg, all-purpose flour, vanilla extract, salt, baking soda, and cream of tartar.
- Mix in chocolate chips, rice crispies, and oatmeal.
- Drop by spoonfuls onto a baking sheet.
- Bake at 375 degrees for 8 to 10 minutes.
- Cool completely, store in an airtight container.
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To avoid overly crispy or hard cookies — do not over-bake.
- Prep Time: 25 mins
- Cook Time: 8 mins (up to 10 mins)
- Category: Desserts
- Cuisine: American
- Serving Size: 1 cookie
- Calories: 151
- Sugar: 10.1 g
- Sodium: 97.9 mg
- Fat: 7.6 g
- Carbohydrates: 19.2 g
- Protein: 1.7 g
- Cholesterol: 4.7 mg
Keywords: chocolate chip, oatmeal, rice crispies