I like the idea of the triangle for the chocolate bar, which appears on the packaging as well. The white triangle is striking on the almost psychedelic background. I like the typo of the brand which almost look like an image. I think it's a good design
Self promotion idea. OK - no beatng around the bush - this is a serious portfolio - but this may be your competition - so what you may lack in money for a portfolio - make up for it in creativity - see all my suggestions on my Self Promotion Idea Board.