01 -
Heat oven to 350°F. Grease tube pan or bundt pan with shortening, coat with flour, shake out excess.
02 -
Beat butter in large bowl until smooth and creamy.
03 -
Mix in sugar until light and fluffy, about 1-2 minutes.
04 -
Combine eggs, extra yolks, vanilla, and salt in separate bowl. Beat lightly with fork.
05 -
Slowly pour egg mixture into butter mixture while mixing on low speed. Beat 1-2 minutes on medium-high.
06 -
Gradually add flour 1/4 cup at a time on low speed. Beat one minute after combined.
07 -
Pour into pan, smooth top. Bake 70-75 minutes until skewer comes out clean.
08 -
Let cool 20 minutes. Run knife around edges, remove from pan, cool completely.