cooking utensils [1]
Utensils used for cooking food, especially in the oven or on the stove.
double boiler 
Utensil comprising two saucepans; the bottom one contains boiling water, which cooks or heats the food in the top one.
saucepan 
Low-sided receptacle commonly used to heat liquids or cook food in a liquid.
stock pot 
Container used for cooking large quantities of food in a liquid.
Dutch oven 
Somewhat deep stock pot used for cooking food in a liquid.