One day Mrs Brown was going to cook shepherd039;s pie Look

One day Mrs Brown was going to cook shepherd's pie
Look at Mrs Brown's shopping list and say how mush of each food she needed and why
I think Mrs Brown had...
Perhaps she also had...
But she didn't have...
Perhaps Mrs Brown had...and...,that's why she wanted to buy...
1 onion
1/2 pound of peas
2 pounds of meat
1 pound of potatoes
1 oz of oil 1/2 pound of tomatoes