Orange Sunshine Mini Loaves

for the mini loaves:

3 eggs

¾ cup granulated sugar

1/3 cup vegetable oil

2 teaspoons vanilla

1 ½ cups all-purpose flour

1 tablespoon grated orange zest (from about 1 orange)

1 ¾ teaspoon baking powder

½ teaspoon baking soda

¼ teaspoon salt

2/3 cup light sour cream

¼ cup orange juice

for the glaze:

4 teaspoons orange juice

½ cup + 2 tablespoons powdered sugar