Put the bones in a small saucepan and add just enough cold water to cover.
Bring 1/2 cup water to a simmer in a small saucepan.
Place them in a small saucepan with the oil and salt.
Place butter in a small saucepan over very low heat.
Place tomatoes in a small saucepan and cover with water.
Place potatoes in a small saucepan with hot water to cover.
Place in a small saucepan with 1/2 cup water and the olive oil.
Place the carrots in a small saucepan with water to cover.
Add about 1 cup of the hot water from the small saucepan, and continue stirring.
In a small saucepan, bring 1 cup water to a boil.