The Kitchn: Apple Zucchini Muffins
1 teaspoon cinnamon
1/4 teaspoon nutmeg
1/4 teaspoon cardamom
1/4 teaspoon salt
3/4 cup granulated sugar
1/4 cup grape seed oil, canola oil, or other neutral-flavored oil
1/4 cup applesauce
1 large egg
1 yolk from a large egg
1/2 teaspoon vanilla extract
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