- Preheat your oven to 325°F. 
- Grease and flour a loaf pan to prevent sticking. 
- In a bowl, cream together the softened butter and sugar until fluffy. 
- Add eggs one at a time, mixing well after each addition. 
- In another bowl, whisk together the flour, baking powder, and salt. 
- Gradually add the dry ingredients to the wet mixture, and alternate with milk, blending well. 
- Fold in vanilla extract gently, making sure everything is evenly combined. 
- Pour the batter into the prepared loaf pan. 
- Bake for about 1 hour and 30 minutes. 
- Check with a toothpick inserted in the center; it should come out clean.