Preheat the oven to 350 degrees F. Grease the bundt pan very well. Arrange the cupcake liners and keep them ready.
Add softened butter, oil, brown sugar, sugar, and cream in a large mixing bowl using a handheld mixer or a whisk.
¼ cup Butter, softened, ¼ cup Oil, ½ cup Brown sugar, ¼ cup Sugar
Next, add eggs, vanilla extract, and sour cream and continue whisking until light.
2 Eggs, 1 teaspoon Vanilla extract, ⅔ cup Sour cream
Now add all the dry ingredients, i.e., four, salt, baking powder, baking soda, and mix until just combined. Do not over-mix.
1 ½ cups All-purpose flour, ½ teaspoon Salt, 1 teaspoon Baking powder, ½ teaspoon Baking soda
Fold in chocolate chips until evenly distributed in the batter.
1 cup Chocolate chips