Tunnel of Fudge Cake (Alison Pantry)

1 3/4 cup butter
1 3/4 cup sugar
6 eggs
1 tsp vanilla powder (or 2 tsp reg. vanilla)
2 cups powdered sugar
2 ½ cups flour
1/4 tsp salt
3/4 cup cocoa
2 cups pecan halves, raw, chopped

Preheat oven to 350. Butter and flour a bundt or tube pan. Cream butter and sugar in a bowl. Add eggs individually, beating well after each. Add vanilla powder, then powdered sugar. Combine remaining ingredients in a bowl and add to sugar mixture. Pour into pan and bake 50 minutes. Coll slightly and serve warm with ice cream.