1
: Sift all dry ingredients together.
2
: With electric mixer on medium speed beat banana and sweetened condensed milk together until smooth. Add remaining wet batter ingredients in order, beating well after each addition.
3
: With mixer on low speed, gradually add dry ingredients into wet batter ingredients, mixing just until mixed.
4
: Stir in chocolate chips.
5
: Fill non-stick or paper lined muffin cups almost to the top and bake until center of muffins bounce back when lightly touched, about 15 minutes. Turn muffins out onto wire rack to cool.