if [ "$pizza_type" == "potato" ]; then --- ③
special_top="potato"
elif [ "$pizza_type" == "hawaiian" ]; then
special_top="pineapple"
elif [ "$pizza_type" == "avocado" ]; then
special_top="avocado"
fi
echo " - flatten the $dough dough" ------- ④ echo " - spread the $source_type source" echo " - top with $base_tops and $special_top"
echo " - bake in the oven"
}
echo "for first pizza..."
make_a_pizza "thick" "tomato" "potato" ------- ⑤
echo "for second pizza..."
make_a_pizza "thick" "tomato" "hawaiian"
echo "for third pizza..."
make_a_pizza "thin" "spicy BBQ" "avocado" --- ⑥