Is 'dear both' correct in email when writing to two person?

Dear both dear both dear Both L C W and I were showered with cards and messages and gifts I had chiffon handkerchiefs and soaps and perfumes and Hattie sent me a large dear lottery result today 8pm 2022 Adding that the state government stands in solidarity with both federal and state efforts to steer our country in the right direction The

dear 20 monthly lottery result yesterday 'Dear Sir or Madam, ' tie Business Insider Way too formal! Plus, this salutation tells the recipient