Here's what you'll need...
Butter and flour a 12-cup Bundt pan.
Whip butter + sugar until light and fluffy.
Add eggs and whip until light and fluffy.
Mix in dries just until combined.
Transfer batter to pan and smooth it out.
Bake until golden brown and set on top.
Combine glaze ingredients until smooth, then spread or drizzle glaze over cooled cake.