Name a food with a filling inside.
Fool's Gold Loaf
A hollowed-out bread loaf filled with peanut butter, blueberry jam and bacon, which Elvis flew to Denver for in 1976.
Sources:atlasobscura.comcpr.org
'Shroom Burger
The 'Shroom Burger is a Shake Shack item with a crisp-fried portobello mushroom filled with melted cheeses.
Source:shakeshack.com.my
10 Won bread
South Korean street food 10 won bread is a coin-shaped bread or waffle containing stretchy mozzarella cheese.
Source:en.wikipedia.org