Sour Cream Coffee Cake

INGREDIENTS

1 cup

walnuts or pecans, chopped to medium pieces

1/4 cup

granulated sugar

1/4 cup

light brown sugar

2 tsp

ground cinnamon

1/2 cup

currants or raisins, soaked in cup of hot water to plump, then drained (optional)

2/3 cup

butter

1 cup

granulated sugar

eggs, large

1 tsp

vanilla

2 cups

or 350 grams Pamela's Baking & Pancake Mix

1 cup

sour cream

1 cup

powdered sugar

to 3 tablespoons water

3/4 tsp

vanilla

1 cup

powdered sugar

2 tbsp

softened butter

2 tbsp

orange juice, lemon juice or water (add more water if too thick to pour)

salt

zest of 1 orange or lemon