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How to make chocolate peanut butter oatmeal cookie mix in a jar
Thoroughly clean out a 1 us-quart (950 ml) wide mouth canning jar.
Layer the ingredients.
Be sure to follow the list from top to bottom; starting the layers with the flour first and chocolate chips last.
To ensure that all ingredients fit in the jar, always be sure to firmly press each one down before adding the next one. You can use the back of a spoon to achieve this.