Step 1

quarter and then slice onions and break apart nested pieces

Step 2

place onions pieces and olive oil into slow cooker and stir to coat

Step 3

cover and cook on low for 12-14 hours (It is great to do this overnight)

Step 4

IMPORTANT NOTE: If you prefer, you can caramelize the onions on a cooktop in a more traditional format. However you do it, Do not skip this step! This soup will not turn out without caramelizing the onions first!

Step 5

add all ingredients but bread and cheese into slow cooker

Step 6

cover and cook on low for 4-6 hours

Step 7

when ready to serve, place soup into individual bowls

Step 8

place a piece of toasted French bread onto of soup and cover with cheese

Step 9

place bowl under broiler for 5 minutes until cheese is melted and bubbling