Download Steem Keychain Plugin in your Browser
Enter Your Username and Enter the Receiver of the Token thus @mulaboost.
Enter the Amount of Tokens your are sending and the Type of Token you are sending which is Mula and use your Blog post url as the memo.
NOTE:Amount of Token should always end with .000
Then Click on Boost. The Steem Keychain will pop-up to notify you to confirm your transaction then Click on Confirm to receive your upvote.