Cryptic crossword #1865

Across

1. Dessert with main forms translucent blob. [9]
2. Finally wiser if I just add a short line. [5]
3. Butter up and then add spice mix to improve flavour without lentil starter. [5,6]
4. Profanity taking place in the boathouse. [4]
5. Ecstasy causes frazzled Julian to think he is embracing his Spanish uncle with a bee inside him. [10]
6. Small insect left one pole and headed for the other. [6]
7. Was split apart and filled with eleven nice, easy slugs; primary cause of greasy quality. [8]
8. Languid despite losing identity card- get older in style. [8]
9. Naïve boy has lost part of his ingenuity. [6]
10. I hear ship went down without Langley, without thinking. [10]
11. Carelessly strip and remove last wrap, leading to commotion. [4]
12. Intense game went awry with iron horse. [5,6]

Down

1. Chap runs into hole, takes a tumble and swaps with a polymath! [4,2,3,6]
2. Say hello twice but still must return to where it came from. [4]
3. He went too close to a heat source in the basilica rushlights. [6]
4. Ruffian hears who left most of substrate. [8]
5. Saints riot recklessly, leaving slashes. [10]
6. Hogwarts' room is a non-negotiable. [11]
7. Gliders see short squire overcome by selling fry mix. [6,9]
8. Chronicle to revolutionise vivid cinema. [11]
9. Classroom equipment at University of the Arts London is contained within half an improviser. [10]
10. Frying pan seems off white in colour. [3,1,4]
11. Picks out large size in shoes. [6]
12. Stains cover part of hyperlinks. [4]
13. In emergency room after first silly outing results in more pain. [5]
14. He leaves tollhouses in confusion with sinners. [4,5]